45913770 has 128 divisors (see below), whose sum is σ = 148262400. Its totient is φ = 9870336.

The previous prime is 45913733. The next prime is 45913771. The reversal of 45913770 is 7731954.

It is a happy number.

45913770 is a `hidden beast` number, since 459 + 137 + 70 = 666.

It is a super-2 number, since 2×45913770² = 4216148551225800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45913771) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 31416 + ... + 32844.

It is an arithmetic number, because the mean of its divisors is an integer number (1158300).

Almost surely, 2^45913770 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45913770, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74131200).

45913770 is an abundant number, since it is smaller than the sum of its proper divisors (102348630).

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

45913770 is a wasteful number, since it uses less digits than its factorization.

45913770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1469 (or 1463 counting only the distinct ones).

The product of its (nonzero) digits is 26460, while the sum is 36.

The square root of 45913770 is about 6775.9700412561. The cubic root of 45913770 is about 358.0807584941.

The spelling of 45913770 in words is "forty-five million, nine hundred thirteen thousand, seven hundred seventy".