16391102 has 32 divisors (see below), whose sum is σ = 30566592. Its totient is φ = 6418944.

The previous prime is 16391101. The next prime is 16391107. The reversal of 16391102 is 20119361.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16391101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20168 + ... + 20964.

It is an arithmetic number, because the mean of its divisors is an integer number (955206).

Almost surely, 2^16391102 is an apocalyptic number.

16391102 is a deficient number, since it is larger than the sum of its proper divisors (14175490).

16391102 is a wasteful number, since it uses less digits than its factorization.

16391102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 932.

The product of its (nonzero) digits is 324, while the sum is 23.

The square root of 16391102 is about 4048.5925949643. The cubic root of 16391102 is about 254.0208613283.

The spelling of 16391102 in words is "sixteen million, three hundred ninety-one thousand, one hundred two".