45742458 has 16 divisors (see below), whose sum is σ = 91552320. Its totient is φ = 15236256.

The previous prime is 45742451. The next prime is 45742493. The reversal of 45742458 is 85424754.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (45742451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12123 + ... + 15441.

It is an arithmetic number, because the mean of its divisors is an integer number (5722020).

Almost surely, 2^45742458 is an apocalyptic number.

45742458 is an abundant number, since it is smaller than the sum of its proper divisors (45809862).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45742458 is a wasteful number, since it uses less digits than its factorization.

45742458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5621.

The product of its digits is 179200, while the sum is 39.

The square root of 45742458 is about 6763.3170855727. The cubic root of 45742458 is about 357.6348502638.

The spelling of 45742458 in words is "forty-five million, seven hundred forty-two thousand, four hundred fifty-eight".