45748490 has 8 divisors (see below), whose sum is σ = 82347300. Its totient is φ = 18299392.

The previous prime is 45748463. The next prime is 45748519. The reversal of 45748490 is 9484754.

It can be written as a sum of positive squares in 2 ways, for example, as 41615401 + 4133089 = 6451^2 + 2033^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2287415 + ... + 2287434.

Almost surely, 2^45748490 is an apocalyptic number.

45748490 is a deficient number, since it is larger than the sum of its proper divisors (36598810).

45748490 is a wasteful number, since it uses less digits than its factorization.

45748490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4574856.

The product of its (nonzero) digits is 161280, while the sum is 41.

The square root of 45748490 is about 6763.7630059014. The cubic root of 45748490 is about 357.6505698577.

The spelling of 45748490 in words is "forty-five million, seven hundred forty-eight thousand, four hundred ninety".