923404222147 has 8 divisors (see below), whose sum is σ = 1007414546112. Its totient is φ = 839404645800.

The previous prime is 923404222031. The next prime is 923404222189. The reversal of 923404222147 is 741222404329.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 923404222147 - 2¹⁹ = 923403697859 is a prime.

It is a super-2 number, since 2×923404222147² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (923404222547) 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, 2506729 + ... + 2851402.

It is an arithmetic number, because the mean of its divisors is an integer number (125926818264).

Almost surely, 2^923404222147 is an apocalyptic number.

923404222147 is a deficient number, since it is larger than the sum of its proper divisors (84010323965).

923404222147 is a wasteful number, since it uses less digits than its factorization.

923404222147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5373809.

The product of its (nonzero) digits is 193536, while the sum is 40.

The spelling of 923404222147 in words is "nine hundred twenty-three billion, four hundred four million, two hundred twenty-two thousand, one hundred forty-seven".