45292438 has 16 divisors (see below), whose sum is σ = 69238080. Its totient is φ = 22216896.

The previous prime is 45292433. The next prime is 45292441. The reversal of 45292438 is 83429254.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 45292397 and 45292406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45292433) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26506 + ... + 28162.

It is an arithmetic number, because the mean of its divisors is an integer number (4327380).

Almost surely, 2^45292438 is an apocalyptic number.

45292438 is a deficient number, since it is larger than the sum of its proper divisors (23945642).

45292438 is a wasteful number, since it uses less digits than its factorization.

45292438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1911.

The product of its digits is 69120, while the sum is 37.

The square root of 45292438 is about 6729.9656759897. The cubic root of 45292438 is about 356.4581642552.

The spelling of 45292438 in words is "forty-five million, two hundred ninety-two thousand, four hundred thirty-eight".