45948290 has 16 divisors (see below), whose sum is σ = 84724920. Its totient is φ = 17930880.

The previous prime is 45948247. The next prime is 45948307. The reversal of 45948290 is 9284954.

45948290 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 23319241 + 22629049 = 4829^2 + 4757^2 .

It is a super-2 number, since 2×45948290² = 4222490707848200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (41).

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 7 ways as a sum of consecutive naturals, for example, 55625 + ... + 56444.

Almost surely, 2^45948290 is an apocalyptic number.

45948290 is a deficient number, since it is larger than the sum of its proper divisors (38776630).

45948290 is a wasteful number, since it uses less digits than its factorization.

45948290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112117.

The product of its (nonzero) digits is 103680, while the sum is 41.

The square root of 45948290 is about 6778.5167994186. The cubic root of 45948290 is about 358.1704763227.

The spelling of 45948290 in words is "forty-five million, nine hundred forty-eight thousand, two hundred ninety".