997413622 has 8 divisors (see below), whose sum is σ = 1502654400. Its totient is φ = 496528824.

The previous prime is 997413619. The next prime is 997413643. The reversal of 997413622 is 226314799.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 1088422 + ... + 1089337.

It is an arithmetic number, because the mean of its divisors is an integer number (187831800).

Almost surely, 2^997413622 is an apocalyptic number.

997413622 is a deficient number, since it is larger than the sum of its proper divisors (505240778).

997413622 is a wasteful number, since it uses less digits than its factorization.

997413622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2177990.

The product of its digits is 163296, while the sum is 43.

The square root of 997413622 is about 31581.8558986010. The cubic root of 997413622 is about 999.1371296689.

The spelling of 997413622 in words is "nine hundred ninety-seven million, four hundred thirteen thousand, six hundred twenty-two".