720495435 has 16 divisors (see below), whose sum is σ = 1257592320. Its totient is φ = 349331040.

The previous prime is 720495431. The next prime is 720495437. The reversal of 720495435 is 534594027.

It is not a de Polignac number, because 720495435 - 2² = 720495431 is a prime.

It is a super-2 number, since 2×720495435² = 1038227343711678450, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 720495393 and 720495402.

It is not an unprimeable number, because it can be changed into a prime (720495431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2183155 + ... + 2183484.

It is an arithmetic number, because the mean of its divisors is an integer number (78599520).

Almost surely, 2^720495435 is an apocalyptic number.

720495435 is a deficient number, since it is larger than the sum of its proper divisors (537096885).

720495435 is a wasteful number, since it uses less digits than its factorization.

720495435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4366658.

The product of its (nonzero) digits is 151200, while the sum is 39.

The square root of 720495435 is about 26842.0460285724. The cubic root of 720495435 is about 896.4864803949.

The spelling of 720495435 in words is "seven hundred twenty million, four hundred ninety-five thousand, four hundred thirty-five".