45745854 has 32 divisors (see below), whose sum is σ = 114068736. Its totient is φ = 11881920.

The previous prime is 45745811. The next prime is 45745859. The reversal of 45745854 is 45854754.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45745859) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49047 + ... + 49970.

It is an arithmetic number, because the mean of its divisors is an integer number (3564648).

Almost surely, 2^45745854 is an apocalyptic number.

45745854 is an abundant number, since it is smaller than the sum of its proper divisors (68322882).

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

45745854 is a wasteful number, since it uses less digits than its factorization.

45745854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99040.

The product of its digits is 448000, while the sum is 42.

The square root of 45745854 is about 6763.5681411515. The cubic root of 45745854 is about 357.6437005235.

Subtracting 45745854 from its reverse (45854754), we obtain a square (108900 = 330²).

The spelling of 45745854 in words is "forty-five million, seven hundred forty-five thousand, eight hundred fifty-four".