45062140 has 48 divisors (see below), whose sum is σ = 96832512. Its totient is φ = 17611776.

The previous prime is 45062131. The next prime is 45062159. The reversal of 45062140 is 4126054.

It is a super-2 number, since 2×45062140² = 4061192922759200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 286942 + ... + 287098.

It is an arithmetic number, because the mean of its divisors is an integer number (2017344).

Almost surely, 2^45062140 is an apocalyptic number.

It is an amenable number.

45062140 is an abundant number, since it is smaller than the sum of its proper divisors (51770372).

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

45062140 is a wasteful number, since it uses less digits than its factorization.

45062140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 406 (or 404 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 45062140 is about 6712.8339767940. The cubic root of 45062140 is about 355.8529776274.

Adding to 45062140 its reverse (4126054), we get a palindrome (49188194).

The spelling of 45062140 in words is "forty-five million, sixty-two thousand, one hundred forty".