55353790 has 8 divisors (see below), whose sum is σ = 99636840. Its totient is φ = 22141512.

The previous prime is 55353773. The next prime is 55353803. The reversal of 55353790 is 9735355.

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

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, 2767680 + ... + 2767699.

It is an arithmetic number, because the mean of its divisors is an integer number (12454605).

Almost surely, 2^55353790 is an apocalyptic number.

55353790 is a deficient number, since it is larger than the sum of its proper divisors (44283050).

55353790 is a wasteful number, since it uses less digits than its factorization.

55353790 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5535386.

The product of its (nonzero) digits is 70875, while the sum is 37.

The square root of 55353790 is about 7440.0127688062. The cubic root of 55353790 is about 381.1089260365.

The spelling of 55353790 in words is "fifty-five million, three hundred fifty-three thousand, seven hundred ninety".