997623060 has 192 divisors, whose sum is σ = 3274629120. Its totient is φ = 222243840.

The previous prime is 997623049. The next prime is 997623061. The reversal of 997623060 is 60326799.

997623060 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (997623061) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3550120 + ... + 3550400.

It is an arithmetic number, because the mean of its divisors is an integer number (17055360).

Almost surely, 2^997623060 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 997623060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1637314560).

997623060 is an abundant number, since it is smaller than the sum of its proper divisors (2277006060).

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

997623060 is a wasteful number, since it uses less digits than its factorization.

997623060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 486 (or 484 counting only the distinct ones).

The product of its (nonzero) digits is 122472, while the sum is 42.

The square root of 997623060 is about 31585.1715208260. The cubic root of 997623060 is about 999.2070580760.

The spelling of 997623060 in words is "nine hundred ninety-seven million, six hundred twenty-three thousand, sixty".