45890234 has 16 divisors (see below), whose sum is σ = 75940200. Its totient is φ = 20663040.

The previous prime is 45890167. The next prime is 45890281. The reversal of 45890234 is 43209854.

45890234 = 463² + 464² + ... + 618².

It can be written as a sum of positive squares in 4 ways, for example, as 29866225 + 16024009 = 5465^2 + 4003^2 .

It is a junction number, because it is equal to n+sod(n) for n = 45890194 and 45890203.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20459 + ... + 22590.

Almost surely, 2^45890234 is an apocalyptic number.

45890234 is a deficient number, since it is larger than the sum of its proper divisors (30049966).

45890234 is a wasteful number, since it uses less digits than its factorization.

45890234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43105.

The product of its (nonzero) digits is 34560, while the sum is 35.

The square root of 45890234 is about 6774.2330931257. The cubic root of 45890234 is about 358.0195624070.

The spelling of 45890234 in words is "forty-five million, eight hundred ninety thousand, two hundred thirty-four".