862796449 has 4 divisors (see below), whose sum is σ = 864526000. Its totient is φ = 861066900.

The previous prime is 862796413. The next prime is 862796489. The reversal of 862796449 is 944697268.

It is a happy number.

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 862796449 - 2⁷ = 862796321 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 862796449.

It is not an unprimeable number, because it can be changed into a prime (862796489) 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, 864027 + ... + 865024.

It is an arithmetic number, because the mean of its divisors is an integer number (216131500).

Almost surely, 2^862796449 is an apocalyptic number.

It is an amenable number.

862796449 is a deficient number, since it is larger than the sum of its proper divisors (1729551).

862796449 is a wasteful number, since it uses less digits than its factorization.

862796449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1729550.

The product of its digits is 5225472, while the sum is 55.

The square root of 862796449 is about 29373.3969605151. The cubic root of 862796449 is about 951.9981761052.

The spelling of 862796449 in words is "eight hundred sixty-two million, seven hundred ninety-six thousand, four hundred forty-nine".