45708444 has 36 divisors (see below), whose sum is σ = 122338944. Its totient is φ = 14339712.

The previous prime is 45708407. The next prime is 45708449. The reversal of 45708444 is 44480754.

45708444 is a `hidden beast` number, since 4 + 570 + 84 + 4 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×45708444² = 4178523705802272, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 45708399 and 45708408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45708449) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 36732 + ... + 37955.

It is an arithmetic number, because the mean of its divisors is an integer number (3398304).

Almost surely, 2^45708444 is an apocalyptic number.

It is an amenable number.

45708444 is an abundant number, since it is smaller than the sum of its proper divisors (76630500).

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

45708444 is a wasteful number, since it uses less digits than its factorization.

45708444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74714 (or 74709 counting only the distinct ones).

The product of its (nonzero) digits is 71680, while the sum is 36.

The square root of 45708444 is about 6760.8020234289. The cubic root of 45708444 is about 357.5461827634.

The spelling of 45708444 in words is "forty-five million, seven hundred eight thousand, four hundred forty-four".