56702155 has 8 divisors (see below), whose sum is σ = 68315184. Its totient is φ = 45180000.

The previous prime is 56702119. The next prime is 56702183. The reversal of 56702155 is 55120765.

56702155 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 56702155 - 2¹¹ = 56700107 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21336 + ... + 23845.

It is an arithmetic number, because the mean of its divisors is an integer number (8539398).

Almost surely, 2^56702155 is an apocalyptic number.

56702155 is a deficient number, since it is larger than the sum of its proper divisors (11613029).

56702155 is a wasteful number, since it uses less digits than its factorization.

56702155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45437.

The product of its (nonzero) digits is 10500, while the sum is 31.

The square root of 56702155 is about 7530.0833328722. The cubic root of 56702155 is about 384.1786165388.

The spelling of 56702155 in words is "fifty-six million, seven hundred two thousand, one hundred fifty-five".