922897404 has 144 divisors (see below), whose sum is σ = 2829625344. Its totient is φ = 249782400.

The previous prime is 922897397. The next prime is 922897429. The reversal of 922897404 is 404798229.

It is a self number, because there is not a number n which added to its sum of digits gives 922897404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 156697 + ... + 162479.

It is an arithmetic number, because the mean of its divisors is an integer number (19650176).

Almost surely, 2^922897404 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 922897404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1414812672).

922897404 is an abundant number, since it is smaller than the sum of its proper divisors (1906727940).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

922897404 is a wasteful number, since it uses less digits than its factorization.

922897404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5848 (or 5843 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 45.

The square root of 922897404 is about 30379.2265207658. The cubic root of 922897404 is about 973.6087644968.

The spelling of 922897404 in words is "nine hundred twenty-two million, eight hundred ninety-seven thousand, four hundred four".