55314312 has 32 divisors (see below), whose sum is σ = 140556480. Its totient is φ = 18135360.

The previous prime is 55314307. The next prime is 55314317. The reversal of 55314312 is 21341355.

It is an interprime number because it is at equal distance from previous prime (55314307) and next prime (55314317).

It is a super-2 number, since 2×55314312² = 6119346224066688, which contains 22 as substring.

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 (55314317) 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, 17428 + ... + 20355.

It is an arithmetic number, because the mean of its divisors is an integer number (4392390).

Almost surely, 2^55314312 is an apocalyptic number.

It is an amenable number.

55314312 is an abundant number, since it is smaller than the sum of its proper divisors (85242168).

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

55314312 is a wasteful number, since it uses less digits than its factorization.

55314312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37853 (or 37849 counting only the distinct ones).

The product of its digits is 1800, while the sum is 24.

The square root of 55314312 is about 7437.3592087515. The cubic root of 55314312 is about 381.0183029351.

Adding to 55314312 its reverse (21341355), we get a palindrome (76655667).

The spelling of 55314312 in words is "fifty-five million, three hundred fourteen thousand, three hundred twelve".