55304670 has 16 divisors (see below), whose sum is σ = 132731280. Its totient is φ = 14747904.

The previous prime is 55304657. The next prime is 55304693. The reversal of 55304670 is 7640355.

It is a Harshad number since it is a multiple of its sum of digits (30), and also a Moran number because the ratio is a prime number: 1843489 = 55304670 / (5 + 5 + 3 + 0 + 4 + 6 + 7 + 0).

It is a Curzon number.

It is a congruent number.

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, 921715 + ... + 921774.

It is an arithmetic number, because the mean of its divisors is an integer number (8295705).

Almost surely, 2^55304670 is an apocalyptic number.

55304670 is an abundant number, since it is smaller than the sum of its proper divisors (77426610).

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

55304670 is a wasteful number, since it uses less digits than its factorization.

55304670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1843499.

The product of its (nonzero) digits is 12600, while the sum is 30.

The square root of 55304670 is about 7436.7109665497. The cubic root of 55304670 is about 380.9961628426.

The spelling of 55304670 in words is "fifty-five million, three hundred four thousand, six hundred seventy".