713642 has 4 divisors (see below), whose sum is σ = 1070466. Its totient is φ = 356820.

The previous prime is 713627. The next prime is 713653. The reversal of 713642 is 246317.

713642 is nontrivially palindromic in base 8.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 674041 + 39601 = 821^2 + 199^2 .

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 713642.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 178409 + ... + 178412.

2⁷¹³⁶⁴² is an apocalyptic number.

713642 is a deficient number, since it is larger than the sum of its proper divisors (356824).

713642 is a wasteful number, since it uses less digits than its factorization.

713642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 356823.

The product of its digits is 1008, while the sum is 23.

The square root of 713642 is about 844.7733423824. The cubic root of 713642 is about 89.3634925768.

Adding to 713642 its reverse (246317), we get a palindrome (959959).

The spelling of 713642 in words is "seven hundred thirteen thousand, six hundred forty-two".