7409139604 has 24 divisors (see below), whose sum is σ = 13735369760. Its totient is φ = 3487232736.

The previous prime is 7409139601. The next prime is 7409139649. The reversal of 7409139604 is 4069319047.

It is a super-2 number, since 2×7409139604² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7409139601) 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, 298542 + ... + 322405.

Almost surely, 2^7409139604 is an apocalyptic number.

It is an amenable number.

7409139604 is a deficient number, since it is larger than the sum of its proper divisors (6326230156).

7409139604 is a wasteful number, since it uses less digits than its factorization.

7409139604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 621127 (or 621125 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 43.

The square root of 7409139604 is about 86076.3591469807. The cubic root of 7409139604 is about 1949.4970961727.

The spelling of 7409139604 in words is "seven billion, four hundred nine million, one hundred thirty-nine thousand, six hundred four".