166350437 has 12 divisors (see below), whose sum is σ = 186744768. Its totient is φ = 148005000.

The previous prime is 166350427. The next prime is 166350461. The reversal of 166350437 is 734053661.

It is not a de Polignac number, because 166350437 - 2⁸ = 166350181 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 166350397 and 166350406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166350427) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8939 + ... + 20312.

It is an arithmetic number, because the mean of its divisors is an integer number (15562064).

Almost surely, 2^166350437 is an apocalyptic number.

It is an amenable number.

166350437 is a deficient number, since it is larger than the sum of its proper divisors (20394331).

166350437 is a wasteful number, since it uses less digits than its factorization.

166350437 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29320 (or 29309 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 35.

The square root of 166350437 is about 12897.6911499694. The cubic root of 166350437 is about 549.9729320012.

The spelling of 166350437 in words is "one hundred sixty-six million, three hundred fifty thousand, four hundred thirty-seven".