652131622 has 4 divisors (see below), whose sum is σ = 978197436. Its totient is φ = 326065810.

The previous prime is 652131617. The next prime is 652131629. The reversal of 652131622 is 226131256.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (652131629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 163032904 + ... + 163032907.

It is an arithmetic number, because the mean of its divisors is an integer number (244549359).

Almost surely, 2^652131622 is an apocalyptic number.

652131622 is a deficient number, since it is larger than the sum of its proper divisors (326065814).

652131622 is a wasteful number, since it uses less digits than its factorization.

652131622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 326065813.

The product of its digits is 4320, while the sum is 28.

The square root of 652131622 is about 25536.8678972187. The cubic root of 652131622 is about 867.1849922782.

Adding to 652131622 its reverse (226131256), we get a palindrome (878262878).

The spelling of 652131622 in words is "six hundred fifty-two million, one hundred thirty-one thousand, six hundred twenty-two".