55171652 has 6 divisors (see below), whose sum is σ = 96550398. Its totient is φ = 27585824.

The previous prime is 55171639. The next prime is 55171679. The reversal of 55171652 is 25617155.

It can be written as a sum of positive squares in only one way, i.e., 39363076 + 15808576 = 6274^2 + 3976^2 .

It is a super-2 number, since 2×55171652² = 6087822368818208, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6896453 + ... + 6896460.

It is an arithmetic number, because the mean of its divisors is an integer number (16091733).

Almost surely, 2^55171652 is an apocalyptic number.

It is an amenable number.

55171652 is a deficient number, since it is larger than the sum of its proper divisors (41378746).

55171652 is a wasteful number, since it uses less digits than its factorization.

55171652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13792917 (or 13792915 counting only the distinct ones).

The product of its digits is 10500, while the sum is 32.

The square root of 55171652 is about 7427.7622471374. The cubic root of 55171652 is about 380.6904621182.

The spelling of 55171652 in words is "fifty-five million, one hundred seventy-one thousand, six hundred fifty-two".