45623403 has 24 divisors (see below), whose sum is σ = 75749856. Its totient is φ = 25920000.

The previous prime is 45623381. The next prime is 45623423. The reversal of 45623403 is 30432654.

It is not a de Polignac number, because 45623403 - 2⁵ = 45623371 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45623423) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9403 + ... + 13403.

It is an arithmetic number, because the mean of its divisors is an integer number (3156244).

Almost surely, 2^45623403 is an apocalyptic number.

45623403 is a deficient number, since it is larger than the sum of its proper divisors (30126453).

45623403 is a wasteful number, since it uses less digits than its factorization.

45623403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4195 (or 4192 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

The square root of 45623403 is about 6754.5098267750. The cubic root of 45623403 is about 357.3243057336.

The spelling of 45623403 in words is "forty-five million, six hundred twenty-three thousand, four hundred three".