9007246621 has 4 divisors (see below), whose sum is σ = 9007645500. Its totient is φ = 9006847744.

The previous prime is 9007246603. The next prime is 9007246657. The reversal of 9007246621 is 1266427009.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 8821905625 + 185340996 = 93925^2 + 13614^2 .

It is a cyclic number.

It is not a de Polignac number, because 9007246621 - 2¹⁷ = 9007115549 is a prime.

It is a super-2 number, since 2×9007246621² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9007246681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 163396 + ... + 211453.

It is an arithmetic number, because the mean of its divisors is an integer number (2251911375).

Almost surely, 2^9007246621 is an apocalyptic number.

It is an amenable number.

9007246621 is a deficient number, since it is larger than the sum of its proper divisors (398879).

9007246621 is a wasteful number, since it uses less digits than its factorization.

9007246621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 398878.

The product of its (nonzero) digits is 36288, while the sum is 37.

The square root of 9007246621 is about 94906.5151662414. The cubic root of 9007246621 is about 2080.6419539880.

The spelling of 9007246621 in words is "nine billion, seven million, two hundred forty-six thousand, six hundred twenty-one".