45881434 has 4 divisors (see below), whose sum is σ = 68822154. Its totient is φ = 22940716.

The previous prime is 45881377. The next prime is 45881441. The reversal of 45881434 is 43418854.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 35940025 + 9941409 = 5995^2 + 3153^2 .

It is a junction number, because it is equal to n+sod(n) for n = 45881393 and 45881402.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11470357 + ... + 11470360.

Almost surely, 2^45881434 is an apocalyptic number.

45881434 is a deficient number, since it is larger than the sum of its proper divisors (22940720).

45881434 is a wasteful number, since it uses less digits than its factorization.

45881434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22940719.

The product of its digits is 61440, while the sum is 37.

The square root of 45881434 is about 6773.5835419665. The cubic root of 45881434 is about 357.9966761028.

The spelling of 45881434 in words is "forty-five million, eight hundred eighty-one thousand, four hundred thirty-four".