772242373 has 4 divisors (see below), whose sum is σ = 882562720. Its totient is φ = 661922028.

The previous prime is 772242353. The next prime is 772242377. The reversal of 772242373 is 373242277.

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 a de Polignac number, because none of the positive numbers 2^k-772242373 is a prime.

It is a super-2 number, since 2×772242373² = 1192716565313342258, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (772242377) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55160163 + ... + 55160176.

It is an arithmetic number, because the mean of its divisors is an integer number (220640680).

Almost surely, 2^772242373 is an apocalyptic number.

It is an amenable number.

772242373 is a deficient number, since it is larger than the sum of its proper divisors (110320347).

772242373 is a wasteful number, since it uses less digits than its factorization.

772242373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110320346.

The product of its digits is 98784, while the sum is 37.

The square root of 772242373 is about 27789.2492341913. The cubic root of 772242373 is about 917.4545156345.

It can be divided in two parts, 77224 and 2373, that added together give a palindrome (79597).

The spelling of 772242373 in words is "seven hundred seventy-two million, two hundred forty-two thousand, three hundred seventy-three".