1922575216 has 20 divisors (see below), whose sum is σ = 3738160792. Its totient is φ = 957888576.

The previous prime is 1922575183. The next prime is 1922575217. The reversal of 1922575216 is 6125752291.

It is a happy number.

It is a super-2 number, since 2×1922575216² = 7392590922354893312, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1922575217) 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, 207771 + ... + 216826.

Almost surely, 2^1922575216 is an apocalyptic number.

1922575216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1922575216 is a deficient number, since it is larger than the sum of its proper divisors (1815585576).

1922575216 is a wasteful number, since it uses less digits than its factorization.

1922575216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 424888 (or 424882 counting only the distinct ones).

The product of its digits is 75600, while the sum is 40.

The square root of 1922575216 is about 43847.1802514141. The cubic root of 1922575216 is about 1243.4484343286.

The spelling of 1922575216 in words is "one billion, nine hundred twenty-two million, five hundred seventy-five thousand, two hundred sixteen".