45036140 has 12 divisors (see below), whose sum is σ = 94575936. Its totient is φ = 18014448.

The previous prime is 45036113. The next prime is 45036143. The reversal of 45036140 is 4163054.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (45036143) 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, 1125884 + ... + 1125923.

It is an arithmetic number, because the mean of its divisors is an integer number (7881328).

Almost surely, 2^45036140 is an apocalyptic number.

It is an amenable number.

45036140 is an abundant number, since it is smaller than the sum of its proper divisors (49539796).

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

45036140 is a wasteful number, since it uses less digits than its factorization.

45036140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2251816 (or 2251814 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 45036140 is about 6710.8971084349. The cubic root of 45036140 is about 355.7845243209.

Adding to 45036140 its reverse (4163054), we get a palindrome (49199194).

The spelling of 45036140 in words is "forty-five million, thirty-six thousand, one hundred forty".