45941578 has 8 divisors (see below), whose sum is σ = 68950980. Its totient is φ = 22957920.

The previous prime is 45941551. The next prime is 45941591. The reversal of 45941578 is 87514954.

It can be written as a sum of positive squares in 2 ways, for example, as 38526849 + 7414729 = 6207^2 + 2723^2 .

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

It is a super-2 number, since 2×45941578² = 4221257178260168, which contains 22 as substring.

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, 1083 + ... + 9646.

Almost surely, 2^45941578 is an apocalyptic number.

45941578 is a deficient number, since it is larger than the sum of its proper divisors (23009402).

45941578 is a wasteful number, since it uses less digits than its factorization.

45941578 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12872.

The product of its digits is 201600, while the sum is 43.

The square root of 45941578 is about 6778.0216877788. The cubic root of 45941578 is about 358.1530352870.

The spelling of 45941578 in words is "forty-five million, nine hundred forty-one thousand, five hundred seventy-eight".