997461472 has 24 divisors (see below), whose sum is σ = 2244288816. Its totient is φ = 427483392.

The previous prime is 997461433. The next prime is 997461473. The reversal of 997461472 is 274164799.

997461472 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (997461473) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2226253 + ... + 2226700.

It is an arithmetic number, because the mean of its divisors is an integer number (93512034).

Almost surely, 2^997461472 is an apocalyptic number.

It is an amenable number.

997461472 is an abundant number, since it is smaller than the sum of its proper divisors (1246827344).

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

997461472 is a wasteful number, since it uses less digits than its factorization.

997461472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4452970 (or 4452962 counting only the distinct ones).

The product of its digits is 762048, while the sum is 49.

The square root of 997461472 is about 31582.6134447420. The cubic root of 997461472 is about 999.1531069747.

The spelling of 997461472 in words is "nine hundred ninety-seven million, four hundred sixty-one thousand, four hundred seventy-two".