55783302 has 8 divisors (see below), whose sum is σ = 111566616. Its totient is φ = 18594432.

The previous prime is 55783289. The next prime is 55783319. The reversal of 55783302 is 20338755.

It is a sphenic number, since it is the product of 3 distinct primes.

55783302 is an admirable number.

It is a super-2 number, since 2×55783302² = 6223553564046408, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4648603 + ... + 4648614.

It is an arithmetic number, because the mean of its divisors is an integer number (13945827).

Almost surely, 2^55783302 is an apocalyptic number.

55783302 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

55783302 is a wasteful number, since it uses less digits than its factorization.

55783302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9297222.

The product of its (nonzero) digits is 25200, while the sum is 33.

The square root of 55783302 is about 7468.8219954689. The cubic root of 55783302 is about 382.0921125055.

The spelling of 55783302 in words is "fifty-five million, seven hundred eighty-three thousand, three hundred two".