45819458 has 16 divisors (see below), whose sum is σ = 70080120. Its totient is φ = 22464000.

The previous prime is 45819451. The next prime is 45819461. The reversal of 45819458 is 85491854.

It can be written as a sum of positive squares in 4 ways, for example, as 45657049 + 162409 = 6757^2 + 403^2 .

It is not an unprimeable number, because it can be changed into a prime (45819451) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20978 + ... + 23058.

Almost surely, 2^45819458 is an apocalyptic number.

45819458 is a deficient number, since it is larger than the sum of its proper divisors (24260662).

45819458 is a wasteful number, since it uses less digits than its factorization.

45819458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2293.

The product of its digits is 230400, while the sum is 44.

The square root of 45819458 is about 6769.0071650132. The cubic root of 45819458 is about 357.8354111668.

The spelling of 45819458 in words is "forty-five million, eight hundred nineteen thousand, four hundred fifty-eight".