45342312 has 32 divisors (see below), whose sum is σ = 117266400. Its totient is φ = 14592704.

The previous prime is 45342307. The next prime is 45342313. The reversal of 45342312 is 21324354.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (45342313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31878 + ... + 33269.

It is an arithmetic number, because the mean of its divisors is an integer number (3664575).

Almost surely, 2^45342312 is an apocalyptic number.

It is an amenable number.

45342312 is an abundant number, since it is smaller than the sum of its proper divisors (71924088).

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

45342312 is a wasteful number, since it uses less digits than its factorization.

45342312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65185 (or 65181 counting only the distinct ones).

The product of its digits is 2880, while the sum is 24.

The square root of 45342312 is about 6733.6700245854. The cubic root of 45342312 is about 356.5889548376.

Adding to 45342312 its reverse (21324354), we get a palindrome (66666666).

It can be divided in two parts, 45342 and 312, that added together give a palindrome (45654).

The spelling of 45342312 in words is "forty-five million, three hundred forty-two thousand, three hundred twelve".