45463140 has 48 divisors (see below), whose sum is σ = 141442560. Its totient is φ = 12123360.

The previous prime is 45463129. The next prime is 45463153. The reversal of 45463140 is 4136454.

It is a Harshad number since it is a multiple of its sum of digits (27).

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, 41556 + ... + 42635.

It is an arithmetic number, because the mean of its divisors is an integer number (2946720).

Almost surely, 2^45463140 is an apocalyptic number.

It is an amenable number.

45463140 is an abundant number, since it is smaller than the sum of its proper divisors (95979420).

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

45463140 is a wasteful number, since it uses less digits than its factorization.

45463140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84209 (or 84201 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 45463140 is about 6742.6359830559. The cubic root of 45463140 is about 356.9054194756.

Adding to 45463140 its reverse (4136454), we get a palindrome (49599594).

The spelling of 45463140 in words is "forty-five million, four hundred sixty-three thousand, one hundred forty".