45170438 has 8 divisors (see below), whose sum is σ = 69408360. Its totient is φ = 22034320.

The previous prime is 45170423. The next prime is 45170449. The reversal of 45170438 is 83407154.

45170438 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×45170438² = 4080736938223688, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 275348 + ... + 275511.

It is an arithmetic number, because the mean of its divisors is an integer number (8676045).

Almost surely, 2^45170438 is an apocalyptic number.

45170438 is a deficient number, since it is larger than the sum of its proper divisors (24237922).

45170438 is a wasteful number, since it uses less digits than its factorization.

45170438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 550902.

The product of its (nonzero) digits is 13440, while the sum is 32.

The square root of 45170438 is about 6720.8956248405. The cubic root of 45170438 is about 356.1378237972.

The spelling of 45170438 in words is "forty-five million, one hundred seventy thousand, four hundred thirty-eight".