55266546 has 16 divisors (see below), whose sum is σ = 111865824. Its totient is φ = 18200064.

The previous prime is 55266529. The next prime is 55266551. The reversal of 55266546 is 64566255.

It is a happy number.

It is a super-2 number, since 2×55266546² = 6108782213540232, which contains 22 as substring.

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, 54991 + ... + 55986.

It is an arithmetic number, because the mean of its divisors is an integer number (6991614).

Almost surely, 2^55266546 is an apocalyptic number.

55266546 is an abundant number, since it is smaller than the sum of its proper divisors (56599278).

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

55266546 is a wasteful number, since it uses less digits than its factorization.

55266546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111065.

The product of its digits is 216000, while the sum is 39.

The square root of 55266546 is about 7434.1472947474. The cubic root of 55266546 is about 380.9085967799.

The spelling of 55266546 in words is "fifty-five million, two hundred sixty-six thousand, five hundred forty-six".