7226989407 has 24 divisors (see below), whose sum is σ = 11463424128. Its totient is φ = 4350978000.

The previous prime is 7226989379. The next prime is 7226989409. The reversal of 7226989407 is 7049896227.

7226989407 is a `hidden beast` number, since 7 + 226 + 9 + 8 + 9 + 407 = 666.

It is not a de Polignac number, because 7226989407 - 2⁷ = 7226989279 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7226989409) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 226773 + ... + 256670.

It is an arithmetic number, because the mean of its divisors is an integer number (477642672).

Almost surely, 2^7226989407 is an apocalyptic number.

7226989407 is a deficient number, since it is larger than the sum of its proper divisors (4236434721).

7226989407 is a wasteful number, since it uses less digits than its factorization.

7226989407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 483611 (or 483608 counting only the distinct ones).

The product of its (nonzero) digits is 3048192, while the sum is 54.

The square root of 7226989407 is about 85011.7015886637. The cubic root of 7226989407 is about 1933.3885371640.

The spelling of 7226989407 in words is "seven billion, two hundred twenty-six million, nine hundred eighty-nine thousand, four hundred seven".