46179540 has 144 divisors (see below), whose sum is σ = 155203776. Its totient is φ = 11020800.

The previous prime is 46179533. The next prime is 46179541. The reversal of 46179540 is 4597164.

46179540 is a `hidden beast` number, since 46 + 1 + 79 + 540 = 666.

It is a super-2 number, since 2×46179540² = 4265099829223200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 46179495 and 46179504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46179541) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 164200 + ... + 164480.

It is an arithmetic number, because the mean of its divisors is an integer number (1077804).

Almost surely, 2^46179540 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 46179540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77601888).

46179540 is an abundant number, since it is smaller than the sum of its proper divisors (109024236).

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

46179540 is a wasteful number, since it uses less digits than its factorization.

46179540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 390 (or 385 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The square root of 46179540 is about 6795.5529576334. The cubic root of 46179540 is about 358.7703416535.

The spelling of 46179540 in words is "forty-six million, one hundred seventy-nine thousand, five hundred forty".