55466712 has 96 divisors (see below), whose sum is σ = 172972800. Its totient is φ = 15728832.

The previous prime is 55466711. The next prime is 55466713. The reversal of 55466712 is 21766455.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (55466711) and next prime (55466713).

It is a super-2 number, since 2×55466712² = 6153112280181888, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55466711) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 83839 + ... + 84497.

It is an arithmetic number, because the mean of its divisors is an integer number (1801800).

Almost surely, 2^55466712 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55466712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (86486400).

55466712 is an abundant number, since it is smaller than the sum of its proper divisors (117506088).

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

55466712 is a wasteful number, since it uses less digits than its factorization.

55466712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 845 (or 838 counting only the distinct ones).

The product of its digits is 50400, while the sum is 36.

The square root of 55466712 is about 7447.5977334977. The cubic root of 55466712 is about 381.3679046960.

The spelling of 55466712 in words is "fifty-five million, four hundred sixty-six thousand, seven hundred twelve".