16936974 has 48 divisors (see below), whose sum is σ = 38338560. Its totient is φ = 5397840.

The previous prime is 16936963. The next prime is 16936991. The reversal of 16936974 is 47963961.

It is a super-2 number, since 2×16936974² = 573722176553352, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 70747 + ... + 70985.

It is an arithmetic number, because the mean of its divisors is an integer number (798720).

Almost surely, 2^16936974 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16936974, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19169280).

16936974 is an abundant number, since it is smaller than the sum of its proper divisors (21401586).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16936974 is a wasteful number, since it uses less digits than its factorization.

16936974 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 405 (or 402 counting only the distinct ones).

The product of its digits is 244944, while the sum is 45.

The square root of 16936974 is about 4115.4555033435. The cubic root of 16936974 is about 256.8100055787.

The spelling of 16936974 in words is "sixteen million, nine hundred thirty-six thousand, nine hundred seventy-four".