55901506 has 8 divisors (see below), whose sum is σ = 84913920. Its totient is φ = 27596868.

The previous prime is 55901479. The next prime is 55901507. The reversal of 55901506 is 60510955.

It is a happy number.

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 (55901507) 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, 176746 + ... + 177061.

It is an arithmetic number, because the mean of its divisors is an integer number (10614240).

Almost surely, 2^55901506 is an apocalyptic number.

55901506 is a deficient number, since it is larger than the sum of its proper divisors (29012414).

55901506 is a wasteful number, since it uses less digits than its factorization.

55901506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 353888.

The product of its (nonzero) digits is 6750, while the sum is 31.

The square root of 55901506 is about 7476.7309701500. The cubic root of 55901506 is about 382.3618046341.

The spelling of 55901506 in words is "fifty-five million, nine hundred one thousand, five hundred six".