139410016 has 12 divisors (see below), whose sum is σ = 274463532. Its totient is φ = 69704992.

The previous prime is 139409993. The next prime is 139410017. The reversal of 139410016 is 610014931.

It is a super-2 number, since 2×139410016² = 38870305122240512, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139410017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2178250 + ... + 2178313.

It is an arithmetic number, because the mean of its divisors is an integer number (22871961).

Almost surely, 2^139410016 is an apocalyptic number.

139410016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

139410016 is a deficient number, since it is larger than the sum of its proper divisors (135053516).

139410016 is an equidigital number, since it uses as much as digits as its factorization.

139410016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4356573 (or 4356565 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 25.

The square root of 139410016 is about 11807.2018700452. The cubic root of 139410016 is about 518.5189811616.

Adding to 139410016 its reverse (610014931), we get a palindrome (749424947).

The spelling of 139410016 in words is "one hundred thirty-nine million, four hundred ten thousand, sixteen".