45831970 has 8 divisors (see below), whose sum is σ = 82497564. Its totient is φ = 18332784.

The previous prime is 45831941. The next prime is 45831997. The reversal of 45831970 is 7913854.

It can be written as a sum of positive squares in 2 ways, for example, as 43204329 + 2627641 = 6573^2 + 1621^2 .

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, 2291589 + ... + 2291608.

Almost surely, 2^45831970 is an apocalyptic number.

45831970 is a deficient number, since it is larger than the sum of its proper divisors (36665594).

45831970 is a wasteful number, since it uses less digits than its factorization.

45831970 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4583204.

The product of its (nonzero) digits is 30240, while the sum is 37.

The square root of 45831970 is about 6769.9313142749. The cubic root of 45831970 is about 357.8679797842.

The spelling of 45831970 in words is "forty-five million, eight hundred thirty-one thousand, nine hundred seventy".