7412693409 has 27 divisors (see below), whose sum is σ = 11773609939. Its totient is φ = 4490819520.

The previous prime is 7412693401. The next prime is 7412693419. The reversal of 7412693409 is 9043962147.

It is a happy number.

The square root of 7412693409 is 86097.

It is a perfect power (a square), and thus also a powerful number.

7412693409 is a `hidden beast` number, since 7 + 41 + 269 + 340 + 9 = 666.

It can be written as a sum of positive squares in only one way, i.e., 3563731809 + 3848961600 = 59697^2 + 62040^2 .

It is not a de Polignac number, because 7412693409 - 2³ = 7412693401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7412693401) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 2839897 + ... + 2842505.

Almost surely, 2^7412693409 is an apocalyptic number.

7412693409 is the 86097-th square number.

7412693409 is the 43049-th centered octagonal number.

It is an amenable number.

7412693409 is a deficient number, since it is larger than the sum of its proper divisors (4360916530).

7412693409 is an equidigital number, since it uses as much as digits as its factorization.

7412693409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5246 (or 2623 counting only the distinct ones).

The product of its (nonzero) digits is 326592, while the sum is 45.

The cubic root of 7412693409 is about 1949.8087394267.

The spelling of 7412693409 in words is "seven billion, four hundred twelve million, six hundred ninety-three thousand, four hundred nine".