997436332 has 6 divisors (see below), whose sum is σ = 1745513588. Its totient is φ = 498718164.

The previous prime is 997436327. The next prime is 997436333. The reversal of 997436332 is 233634799.

It is a super-2 number, since 2×997436332² = 1989758472787228448, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (997436333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 124679538 + ... + 124679545.

Almost surely, 2^997436332 is an apocalyptic number.

It is an amenable number.

997436332 is a deficient number, since it is larger than the sum of its proper divisors (748077256).

997436332 is a wasteful number, since it uses less digits than its factorization.

997436332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249359087 (or 249359085 counting only the distinct ones).

The product of its digits is 734832, while the sum is 46.

The square root of 997436332 is about 31582.2154384394. The cubic root of 997436332 is about 999.1447126922.

The spelling of 997436332 in words is "nine hundred ninety-seven million, four hundred thirty-six thousand, three hundred thirty-two".