740525085 has 40 divisors (see below), whose sum is σ = 1330697016. Its totient is φ = 393984000.

The previous prime is 740525069. The next prime is 740525111. The reversal of 740525085 is 580525047.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 39917124 + 700607961 = 6318^2 + 26469^2 .

It is not a de Polignac number, because 740525085 - 2⁴ = 740525069 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 183085 + ... + 187085.

Almost surely, 2^740525085 is an apocalyptic number.

It is an amenable number.

740525085 is a deficient number, since it is larger than the sum of its proper divisors (590171931).

740525085 is a wasteful number, since it uses less digits than its factorization.

740525085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4475 (or 4466 counting only the distinct ones).

The product of its (nonzero) digits is 56000, while the sum is 36.

The square root of 740525085 is about 27212.5905602535. The cubic root of 740525085 is about 904.7180567144.

It can be divided in two parts, 740 and 525085, that added together give a triangular number (525825 = T₁₀₂₅).

The spelling of 740525085 in words is "seven hundred forty million, five hundred twenty-five thousand, eighty-five".