55702155 has 8 divisors (see below), whose sum is σ = 89123472. Its totient is φ = 29707808.

The previous prime is 55702151. The next prime is 55702177. The reversal of 55702155 is 55120755.

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 55702155 - 2² = 55702151 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55702151) 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, 1856724 + ... + 1856753.

It is an arithmetic number, because the mean of its divisors is an integer number (11140434).

Almost surely, 2^55702155 is an apocalyptic number.

55702155 is a deficient number, since it is larger than the sum of its proper divisors (33421317).

55702155 is a wasteful number, since it uses less digits than its factorization.

55702155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3713485.

The product of its (nonzero) digits is 8750, while the sum is 30.

The square root of 55702155 is about 7463.3876356518. The cubic root of 55702155 is about 381.9067483424.

The spelling of 55702155 in words is "fifty-five million, seven hundred two thousand, one hundred fifty-five".