652251742 has 4 divisors (see below), whose sum is σ = 978377616. Its totient is φ = 326125870.

The previous prime is 652251737. The next prime is 652251757. The reversal of 652251742 is 247152256.

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

It is a junction number, because it is equal to n+sod(n) for n = 652251698 and 652251707.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 163062934 + ... + 163062937.

It is an arithmetic number, because the mean of its divisors is an integer number (244594404).

Almost surely, 2^652251742 is an apocalyptic number.

652251742 is a deficient number, since it is larger than the sum of its proper divisors (326125874).

652251742 is a wasteful number, since it uses less digits than its factorization.

652251742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 326125873.

The product of its digits is 33600, while the sum is 34.

The square root of 652251742 is about 25539.2196826763. The cubic root of 652251742 is about 867.2382329957.

The spelling of 652251742 in words is "six hundred fifty-two million, two hundred fifty-one thousand, seven hundred forty-two".