924334311421 has 4 divisors (see below), whose sum is σ = 924336434812. Its totient is φ = 924332188032.

The previous prime is 924334311389. The next prime is 924334311539. The reversal of 924334311421 is 124113433429.

It is a happy number.

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 542763725625 + 381570585796 = 736725^2 + 617714^2 .

It is a cyclic number.

It is not a de Polignac number, because 924334311421 - 2⁵ = 924334311389 is a prime.

It is a super-2 number, since 2×924334311421² (a number of 25 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 (924334411421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 144756 + ... + 1367341.

It is an arithmetic number, because the mean of its divisors is an integer number (231084108703).

Almost surely, 2^924334311421 is an apocalyptic number.

It is an amenable number.

924334311421 is a deficient number, since it is larger than the sum of its proper divisors (2123391).

924334311421 is a wasteful number, since it uses less digits than its factorization.

924334311421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2123390.

The product of its digits is 62208, while the sum is 37.

The spelling of 924334311421 in words is "nine hundred twenty-four billion, three hundred thirty-four million, three hundred eleven thousand, four hundred twenty-one".