16021474 has 16 divisors (see below), whose sum is σ = 27720000. Its totient is φ = 6802704.

The previous prime is 16021459. The next prime is 16021483. The reversal of 16021474 is 47412061.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3724 + ... + 6775.

It is an arithmetic number, because the mean of its divisors is an integer number (1732500).

Almost surely, 2^16021474 is an apocalyptic number.

16021474 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

16021474 is a deficient number, since it is larger than the sum of its proper divisors (11698526).

16021474 is a wasteful number, since it uses less digits than its factorization.

16021474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10617.

The product of its (nonzero) digits is 1344, while the sum is 25.

The square root of 16021474 is about 4002.6833499541. The cubic root of 16021474 is about 252.0968910193.

The spelling of 16021474 in words is "sixteen million, twenty-one thousand, four hundred seventy-four".