166747037 has 8 divisors (see below), whose sum is σ = 167929440. Its totient is φ = 165569040.

The previous prime is 166747019. The next prime is 166747043. The reversal of 166747037 is 730747661.

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 166747037 - 2⁶ = 166746973 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 166746985 and 166747003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166740037) 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, 111698 + ... + 113180.

It is an arithmetic number, because the mean of its divisors is an integer number (20991180).

Almost surely, 2^166747037 is an apocalyptic number.

It is an amenable number.

166747037 is a deficient number, since it is larger than the sum of its proper divisors (1182403).

166747037 is a wasteful number, since it uses less digits than its factorization.

166747037 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2203.

The product of its (nonzero) digits is 148176, while the sum is 41.

The square root of 166747037 is about 12913.0568418171. The cubic root of 166747037 is about 550.4096529318.

The spelling of 166747037 in words is "one hundred sixty-six million, seven hundred forty-seven thousand, thirty-seven".