139266416 has 40 divisors (see below), whose sum is σ = 275753184. Its totient is φ = 68117760.

The previous prime is 139266389. The next prime is 139266419. The reversal of 139266416 is 614662931.

It is a self number, because there is not a number n which added to its sum of digits gives 139266416.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139266419) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 285725 + ... + 286211.

Almost surely, 2^139266416 is an apocalyptic number.

139266416 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

139266416 is a deficient number, since it is larger than the sum of its proper divisors (136486768).

139266416 is a wasteful number, since it uses less digits than its factorization.

139266416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 849 (or 843 counting only the distinct ones).

The product of its digits is 46656, while the sum is 38.

The square root of 139266416 is about 11801.1192689507. The cubic root of 139266416 is about 518.3408856220.

The spelling of 139266416 in words is "one hundred thirty-nine million, two hundred sixty-six thousand, four hundred sixteen".