166042736 has 10 divisors (see below), whose sum is σ = 321707832. Its totient is φ = 83021360.

The previous prime is 166042733. The next prime is 166042739. The reversal of 166042736 is 637240661.

166042736 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (166042733) and next prime (166042739).

It is a junction number, because it is equal to n+sod(n) for n = 166042696 and 166042705.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166042733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5188820 + ... + 5188851.

Almost surely, 2^166042736 is an apocalyptic number.

166042736 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

166042736 is a deficient number, since it is larger than the sum of its proper divisors (155665096).

166042736 is a wasteful number, since it uses less digits than its factorization.

166042736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10377679 (or 10377673 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 35.

The square root of 166042736 is about 12885.7570984401. The cubic root of 166042736 is about 549.6336248688.

The spelling of 166042736 in words is "one hundred sixty-six million, forty-two thousand, seven hundred thirty-six".