652949 has 4 divisors (see below), whose sum is σ = 712320. Its totient is φ = 593580.

The previous prime is 652943. The next prime is 652957. The reversal of 652949 is 949256.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 652949 - 2⁴ = 652933 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 652949.

It is not an unprimeable number, because it can be changed into a prime (652943) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29669 + ... + 29690.

It is an arithmetic number, because the mean of its divisors is an integer number (178080).

2⁶⁵²⁹⁴⁹ is an apocalyptic number.

It is an amenable number.

652949 is a deficient number, since it is larger than the sum of its proper divisors (59371).

652949 is a wasteful number, since it uses less digits than its factorization.

652949 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59370.

The product of its digits is 19440, while the sum is 35.

The square root of 652949 is about 808.0525972980. The cubic root of 652949 is about 86.7547149228.

The spelling of 652949 in words is "six hundred fifty-two thousand, nine hundred forty-nine".