997452 has 36 divisors (see below), whose sum is σ = 2555280. Its totient is φ = 328032.

The previous prime is 997439. The next prime is 997453. The reversal of 997452 is 254799.

997452 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (997453) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3574 + ... + 3842.

It is an arithmetic number, because the mean of its divisors is an integer number (70980).

2⁹⁹⁷⁴⁵² is an apocalyptic number.

It is an amenable number.

997452 is an abundant number, since it is smaller than the sum of its proper divisors (1557828).

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

997452 is a wasteful number, since it uses less digits than its factorization.

997452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 382 (or 377 counting only the distinct ones).

The product of its digits is 22680, while the sum is 36.

The square root of 997452 is about 998.7251874265. The cubic root of 997452 is about 99.9149944277.

It can be divided in two parts, 9 and 97452, that added together give a triangular number (97461 = T₄₄₁).

The spelling of 997452 in words is "nine hundred ninety-seven thousand, four hundred fifty-two".