45660140 has 24 divisors (see below), whose sum is σ = 96126912. Its totient is φ = 18218240.

The previous prime is 45660107. The next prime is 45660169. The reversal of 45660140 is 4106654.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5972 + ... + 11268.

It is an arithmetic number, because the mean of its divisors is an integer number (4005288).

Almost surely, 2^45660140 is an apocalyptic number.

It is an amenable number.

45660140 is an abundant number, since it is smaller than the sum of its proper divisors (50466772).

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

45660140 is a wasteful number, since it uses less digits than its factorization.

45660140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5737 (or 5735 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 45660140 is about 6757.2287218948. The cubic root of 45660140 is about 357.4201885506.

Adding to 45660140 its reverse (4106654), we get a palindrome (49766794).

The spelling of 45660140 in words is "forty-five million, six hundred sixty thousand, one hundred forty".