46386432 has 90 divisors (see below), whose sum is σ = 138377778. Its totient is φ = 15455232.

The previous prime is 46386427. The next prime is 46386433. The reversal of 46386432 is 23468364.

It is a happy number.

46386432 is a `hidden beast` number, since 4 + 6 + 3 + 8 + 643 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 43877376 + 2509056 = 6624^2 + 1584^2 .

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

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46386433) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 19618 + ... + 21854.

Almost surely, 2^46386432 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 46386432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69188889).

46386432 is an abundant number, since it is smaller than the sum of its proper divisors (91991346).

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

46386432 is an equidigital number, since it uses as much as digits as its factorization.

46386432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2265 (or 2242 counting only the distinct ones).

The product of its digits is 82944, while the sum is 36.

The square root of 46386432 is about 6810.7585480620. The cubic root of 46386432 is about 359.3053270553.

The spelling of 46386432 in words is "forty-six million, three hundred eighty-six thousand, four hundred thirty-two".