1322737152 has 160 divisors (see below), whose sum is σ = 3881965824. Its totient is φ = 400209920.

The previous prime is 1322737133. The next prime is 1322737201. The reversal of 1322737152 is 2517372231.

It is a super-2 number, since 2×1322737152² = 3499267146562142208, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2044093 + ... + 2044739.

Almost surely, 2^1322737152 is an apocalyptic number.

1322737152 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1322737152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1940982912).

1322737152 is an abundant number, since it is smaller than the sum of its proper divisors (2559228672).

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

1322737152 is an frugal number, since it uses more digits than its factorization.

1322737152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 701 (or 663 counting only the distinct ones).

The product of its digits is 17640, while the sum is 33.

The square root of 1322737152 is about 36369.4535565219. The cubic root of 1322737152 is about 1097.7190066658.

It can be divided in two parts, 132 and 2737152, that multiplied together give a square (361304064 = 19008²).

The spelling of 1322737152 in words is "one billion, three hundred twenty-two million, seven hundred thirty-seven thousand, one hundred fifty-two".