45747190 has 8 divisors (see below), whose sum is σ = 82344960. Its totient is φ = 18298872.

The previous prime is 45747173. The next prime is 45747199. The reversal of 45747190 is 9174754.

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

It is a super-2 number, since 2×45747190² = 4185610785792200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45747199) 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, 2287350 + ... + 2287369.

It is an arithmetic number, because the mean of its divisors is an integer number (10293120).

Almost surely, 2^45747190 is an apocalyptic number.

45747190 is a deficient number, since it is larger than the sum of its proper divisors (36597770).

45747190 is a wasteful number, since it uses less digits than its factorization.

45747190 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4574726.

The product of its (nonzero) digits is 35280, while the sum is 37.

The square root of 45747190 is about 6763.6669048675. Note that the first 3 decimals coincide. The cubic root of 45747190 is about 357.6471821310.

The spelling of 45747190 in words is "forty-five million, seven hundred forty-seven thousand, one hundred ninety".