55977835 has 8 divisors (see below), whose sum is σ = 67217040. Its totient is φ = 44753184.

The previous prime is 55977829. The next prime is 55977839. The reversal of 55977835 is 53877955.

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

It is a cyclic number.

It is not a de Polignac number, because 55977835 - 2¹⁹ = 55453547 is a prime.

It is a super-2 number, since 2×55977835² = 6267036022574450, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (55977839) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8536 + ... + 13594.

It is an arithmetic number, because the mean of its divisors is an integer number (8402130).

Almost surely, 2^55977835 is an apocalyptic number.

55977835 is a deficient number, since it is larger than the sum of its proper divisors (11239205).

55977835 is a wasteful number, since it uses less digits than its factorization.

55977835 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7277.

The product of its digits is 1323000, while the sum is 49.

The square root of 55977835 is about 7481.8336656197. The cubic root of 55977835 is about 382.5357535605.

The spelling of 55977835 in words is "fifty-five million, nine hundred seventy-seven thousand, eight hundred thirty-five".