56166429 has 8 divisors (see below), whose sum is σ = 81696672. Its totient is φ = 34040240.

The previous prime is 56166427. The next prime is 56166431. The reversal of 56166429 is 92466165.

It is an interprime number because it is at equal distance from previous prime (56166427) and next prime (56166431).

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 56166429 - 2¹ = 56166427 is a prime.

It is a super-2 number, since 2×56166429² = 6309335493224082, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56166427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 850974 + ... + 851039.

It is an arithmetic number, because the mean of its divisors is an integer number (10212084).

Almost surely, 2^56166429 is an apocalyptic number.

It is an amenable number.

56166429 is a deficient number, since it is larger than the sum of its proper divisors (25530243).

56166429 is a wasteful number, since it uses less digits than its factorization.

56166429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1702027.

The product of its digits is 77760, while the sum is 39.

The square root of 56166429 is about 7494.4265290948. The cubic root of 56166429 is about 382.9648703085.

The spelling of 56166429 in words is "fifty-six million, one hundred sixty-six thousand, four hundred twenty-nine".