745497 has 8 divisors (see below), whose sum is σ = 1104480. Its totient is φ = 496980.

The previous prime is 745477. The next prime is 745517. The reversal of 745497 is 794547.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (745477) and next prime (745517).

It is not a de Polignac number, because 745497 - 2⁷ = 745369 is a prime.

It is not an unprimeable number, because it can be changed into a prime (745477) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13779 + ... + 13832.

It is an arithmetic number, because the mean of its divisors is an integer number (138060).

2⁷⁴⁵⁴⁹⁷ is an apocalyptic number.

It is an amenable number.

745497 is a deficient number, since it is larger than the sum of its proper divisors (358983).

745497 is a wasteful number, since it uses less digits than its factorization.

745497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27620 (or 27614 counting only the distinct ones).

The product of its digits is 35280, while the sum is 36.

The square root of 745497 is about 863.4216814512. The cubic root of 745497 is about 90.6738313134.

The spelling of 745497 in words is "seven hundred forty-five thousand, four hundred ninety-seven".