55920346 has 8 divisors (see below), whose sum is σ = 83924244. Its totient is φ = 27945600.

The previous prime is 55920341. The next prime is 55920349. The reversal of 55920346 is 64302955.

It can be written as a sum of positive squares in 2 ways, for example, as 54686025 + 1234321 = 7395^2 + 1111^2 .

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

It is not an unprimeable number, because it can be changed into a prime (55920341) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1605 + ... + 10696.

Almost surely, 2^55920346 is an apocalyptic number.

55920346 is a deficient number, since it is larger than the sum of its proper divisors (28003898).

55920346 is a wasteful number, since it uses less digits than its factorization.

55920346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14576.

The product of its (nonzero) digits is 32400, while the sum is 34.

The square root of 55920346 is about 7477.9907729282. The cubic root of 55920346 is about 382.4047545043.

The spelling of 55920346 in words is "fifty-five million, nine hundred twenty thousand, three hundred forty-six".