1922488 has 16 divisors (see below), whose sum is σ = 3682080. Its totient is φ = 940608.

The previous prime is 1922471. The next prime is 1922491. The reversal of 1922488 is 8842291.

It is a super-2 number, since 2×1922488² = 7391920220288, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2181 + ... + 2932.

It is an arithmetic number, because the mean of its divisors is an integer number (230130).

2^1922488 is an apocalyptic number.

It is an amenable number.

1922488 is a deficient number, since it is larger than the sum of its proper divisors (1759592).

1922488 is a wasteful number, since it uses less digits than its factorization.

1922488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5166 (or 5162 counting only the distinct ones).

The product of its digits is 9216, while the sum is 34.

The square root of 1922488 is about 1386.5381350688. The cubic root of 1922488 is about 124.3429631382.

The spelling of 1922488 in words is "one million, nine hundred twenty-two thousand, four hundred eighty-eight".