652415723 has 8 divisors (see below), whose sum is σ = 682214400. Its totient is φ = 622736488.

The previous prime is 652415719. The next prime is 652415741. The reversal of 652415723 is 327514256.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 652415723 - 2² = 652415719 is a prime.

It is a super-2 number, since 2×652415723² = 851292551235225458, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (652435723) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18593 + ... + 40626.

It is an arithmetic number, because the mean of its divisors is an integer number (85276800).

Almost surely, 2^652415723 is an apocalyptic number.

652415723 is a deficient number, since it is larger than the sum of its proper divisors (29798677).

652415723 is a wasteful number, since it uses less digits than its factorization.

652415723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59721.

The product of its digits is 50400, while the sum is 35.

The square root of 652415723 is about 25542.4298570046. The cubic root of 652415723 is about 867.3109036470.

Adding to 652415723 its reverse (327514256), we get a palindrome (979929979).

The spelling of 652415723 in words is "six hundred fifty-two million, four hundred fifteen thousand, seven hundred twenty-three".