742228444 has 6 divisors (see below), whose sum is σ = 1298899784. Its totient is φ = 371114220.

The previous prime is 742228433. The next prime is 742228457. The reversal of 742228444 is 444822247.

742228444 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×742228444² = 1101806126165322272, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 92778552 + ... + 92778559.

Almost surely, 2^742228444 is an apocalyptic number.

It is an amenable number.

742228444 is a deficient number, since it is larger than the sum of its proper divisors (556671340).

742228444 is a wasteful number, since it uses less digits than its factorization.

742228444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185557115 (or 185557113 counting only the distinct ones).

The product of its digits is 114688, while the sum is 37.

The square root of 742228444 is about 27243.8698425903. The cubic root of 742228444 is about 905.4112043197.

The spelling of 742228444 in words is "seven hundred forty-two million, two hundred twenty-eight thousand, four hundred forty-four".