997026741 has 12 divisors (see below), whose sum is σ = 1440735660. Its totient is φ = 664414080.

The previous prime is 997026733. The next prime is 997026763. The reversal of 997026741 is 147620799.

It can be written as a sum of positive squares in 2 ways, for example, as 826332516 + 170694225 = 28746^2 + 13065^2 .

It is not a de Polignac number, because 997026741 - 2³ = 997026733 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (997026731) 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, 2251 + ... + 44711.

It is an arithmetic number, because the mean of its divisors is an integer number (120061305).

Almost surely, 2^997026741 is an apocalyptic number.

It is an amenable number.

997026741 is a deficient number, since it is larger than the sum of its proper divisors (443708919).

997026741 is a wasteful number, since it uses less digits than its factorization.

997026741 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45076 (or 45073 counting only the distinct ones).

The product of its (nonzero) digits is 190512, while the sum is 45.

The square root of 997026741 is about 31575.7302528382. The cubic root of 997026741 is about 999.0079297888.

The spelling of 997026741 in words is "nine hundred ninety-seven million, twenty-six thousand, seven hundred forty-one".