36490440 has 64 divisors (see below), whose sum is σ = 125112960. Its totient is φ = 8340480.

The previous prime is 36490429. The next prime is 36490457. The reversal of 36490440 is 4409463.

It is a super-2 number, since 2×36490440² = 2663104422787200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 36490398 and 36490407.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 20881 + ... + 22560.

It is an arithmetic number, because the mean of its divisors is an integer number (1954890).

Almost surely, 2^36490440 is an apocalyptic number.

36490440 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

36490440 is an abundant number, since it is smaller than the sum of its proper divisors (88622520).

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

36490440 is a wasteful number, since it uses less digits than its factorization.

36490440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43462 (or 43458 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 30.

The square root of 36490440 is about 6040.7317437542. The cubic root of 36490440 is about 331.6854086808.

The spelling of 36490440 in words is "thirty-six million, four hundred ninety thousand, four hundred forty".