361814040 has 480 divisors, whose sum is σ = 1474854480. Its totient is φ = 79252992.

The previous prime is 361814027. The next prime is 361814041. The reversal of 361814040 is 40418163.

361814040 is a `hidden beast` number, since 3 + 618 + 1 + 4 + 0 + 40 = 666.

It is a super-2 number, since 2×361814040² = 261818799082243200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 361813995 and 361814013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (361814041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 6826654 + ... + 6826706.

Almost surely, 2^361814040 is an apocalyptic number.

361814040 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 361814040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (737427240).

361814040 is an abundant number, since it is smaller than the sum of its proper divisors (1113040440).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

361814040 is a wasteful number, since it uses less digits than its factorization.

361814040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133 (or 113 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 361814040 is about 19021.4100423707. The cubic root of 361814040 is about 712.5715385233.

The spelling of 361814040 in words is "three hundred sixty-one million, eight hundred fourteen thousand, forty".