16970437 has 16 divisors (see below), whose sum is σ = 19764864. Its totient is φ = 14400000.

The previous prime is 16970411. The next prime is 16970449. The reversal of 16970437 is 73407961.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16970437 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16970396 and 16970405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16970407) 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 15 ways as a sum of consecutive naturals, for example, 27937 + ... + 28537.

It is an arithmetic number, because the mean of its divisors is an integer number (1235304).

Almost surely, 2^16970437 is an apocalyptic number.

16970437 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

16970437 is a deficient number, since it is larger than the sum of its proper divisors (2794427).

16970437 is a wasteful number, since it uses less digits than its factorization.

16970437 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 780.

The product of its (nonzero) digits is 31752, while the sum is 37.

The square root of 16970437 is about 4119.5190253232. The cubic root of 16970437 is about 256.9790239609.

The spelling of 16970437 in words is "sixteen million, nine hundred seventy thousand, four hundred thirty-seven".