55226460 has 24 divisors (see below), whose sum is σ = 154634256. Its totient is φ = 14727040.

The previous prime is 55226449. The next prime is 55226461. The reversal of 55226460 is 6462255.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55226461) 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, 460161 + ... + 460280.

It is an arithmetic number, because the mean of its divisors is an integer number (6443094).

Almost surely, 2^55226460 is an apocalyptic number.

It is an amenable number.

55226460 is an abundant number, since it is smaller than the sum of its proper divisors (99407796).

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

55226460 is a wasteful number, since it uses less digits than its factorization.

55226460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 920453 (or 920451 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 55226460 is about 7431.4507332014. The cubic root of 55226460 is about 380.8164808058.

The spelling of 55226460 in words is "fifty-five million, two hundred twenty-six thousand, four hundred sixty".