1322914572 has 48 divisors (see below), whose sum is σ = 3919749120. Its totient is φ = 377975376.

The previous prime is 1322914543. The next prime is 1322914573. The reversal of 1322914572 is 2754192231.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (1322914573) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 874188 + ... + 875699.

It is an arithmetic number, because the mean of its divisors is an integer number (81661440).

Almost surely, 2^1322914572 is an apocalyptic number.

1322914572 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1322914572 is an abundant number, since it is smaller than the sum of its proper divisors (2596834548).

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

1322914572 is a wasteful number, since it uses less digits than its factorization.

1322914572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1749907 (or 1749899 counting only the distinct ones).

The product of its digits is 30240, while the sum is 36.

The square root of 1322914572 is about 36371.8926095412. The cubic root of 1322914572 is about 1097.7680838386.

The spelling of 1322914572 in words is "one billion, three hundred twenty-two million, nine hundred fourteen thousand, five hundred seventy-two".