16522742 has 16 divisors (see below), whose sum is σ = 27624240. Its totient is φ = 7365888.

The previous prime is 16522733. The next prime is 16522769. The reversal of 16522742 is 24722561.

It is a happy number.

It is a congruent number.

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, 12143 + ... + 13434.

It is an arithmetic number, because the mean of its divisors is an integer number (1726515).

Almost surely, 2^16522742 is an apocalyptic number.

16522742 is a deficient number, since it is larger than the sum of its proper divisors (11101498).

16522742 is a wasteful number, since it uses less digits than its factorization.

16522742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25615.

The product of its digits is 6720, while the sum is 29.

The square root of 16522742 is about 4064.8175850830. The cubic root of 16522742 is about 254.6990785783.

It can be divided in two parts, 165 and 22742, that multiplied together give a triangular number (3752430 = T₂₇₃₉).

The spelling of 16522742 in words is "sixteen million, five hundred twenty-two thousand, seven hundred forty-two".