45401032 has 16 divisors (see below), whose sum is σ = 89607600. Its totient is φ = 21505680.

The previous prime is 45400973. The next prime is 45401039. The reversal of 45401032 is 23010454.

It is a super-2 number, since 2×45401032² = 4122507413330048, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is not an unprimeable number, because it can be changed into a prime (45401039) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 149194 + ... + 149497.

It is an arithmetic number, because the mean of its divisors is an integer number (5600475).

Almost surely, 2^45401032 is an apocalyptic number.

It is an amenable number.

45401032 is a deficient number, since it is larger than the sum of its proper divisors (44206568).

45401032 is a wasteful number, since it uses less digits than its factorization.

45401032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298716 (or 298712 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 45401032 is about 6738.0287918649. The cubic root of 45401032 is about 356.7428204737.

Adding to 45401032 its reverse (23010454), we get a palindrome (68411486).

The spelling of 45401032 in words is "forty-five million, four hundred one thousand, thirty-two".