45992740 has 12 divisors (see below), whose sum is σ = 96584796. Its totient is φ = 18397088.

The previous prime is 45992729. The next prime is 45992741. The reversal of 45992740 is 4729954.

It can be written as a sum of positive squares in 2 ways, for example, as 27793984 + 18198756 = 5272^2 + 4266^2 .

It is a junction number, because it is equal to n+sod(n) for n = 45992693 and 45992702.

It is not an unprimeable number, because it can be changed into a prime (45992741) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1149799 + ... + 1149838.

It is an arithmetic number, because the mean of its divisors is an integer number (8048733).

Almost surely, 2^45992740 is an apocalyptic number.

It is an amenable number.

45992740 is an abundant number, since it is smaller than the sum of its proper divisors (50592056).

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

45992740 is a wasteful number, since it uses less digits than its factorization.

45992740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2299646 (or 2299644 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 40.

The square root of 45992740 is about 6781.7947477051. The cubic root of 45992740 is about 358.2859361623.

The spelling of 45992740 in words is "forty-five million, nine hundred ninety-two thousand, seven hundred forty".