997224046 has 48 divisors (see below), whose sum is σ = 1960114464. Its totient is φ = 371284992.

The previous prime is 997224023. The next prime is 997224091. The reversal of 997224046 is 640422799.

It is a super-2 number, since 2×997224046² = 1988911595841220232, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 997223993 and 997224011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 27826 + ... + 52618.

It is an arithmetic number, because the mean of its divisors is an integer number (40835718).

Almost surely, 2^997224046 is an apocalyptic number.

997224046 is a deficient number, since it is larger than the sum of its proper divisors (962890418).

997224046 is a wasteful number, since it uses less digits than its factorization.

997224046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24845 (or 24832 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 43.

The square root of 997224046 is about 31578.8544124070. The cubic root of 997224046 is about 999.0738244637.

The spelling of 997224046 in words is "nine hundred ninety-seven million, two hundred twenty-four thousand, forty-six".