45480312 has 32 divisors (see below), whose sum is σ = 126334800. Its totient is φ = 15160032.

The previous prime is 45480299. The next prime is 45480341. The reversal of 45480312 is 21308454.

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

It is a congruent 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, 105063 + ... + 105494.

Almost surely, 2^45480312 is an apocalyptic number.

It is an amenable number.

45480312 is an abundant number, since it is smaller than the sum of its proper divisors (80854488).

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

45480312 is a wasteful number, since it uses less digits than its factorization.

45480312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210572 (or 210562 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The square root of 45480312 is about 6743.9092520585. The cubic root of 45480312 is about 356.9503497084.

Adding to 45480312 its reverse (21308454), we get a palindrome (66788766).

The spelling of 45480312 in words is "forty-five million, four hundred eighty thousand, three hundred twelve".