742953422 has 4 divisors (see below), whose sum is σ = 1114430136. Its totient is φ = 371476710.

The previous prime is 742953319. The next prime is 742953427. The reversal of 742953422 is 224359247.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (742953427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 185738354 + ... + 185738357.

It is an arithmetic number, because the mean of its divisors is an integer number (278607534).

Almost surely, 2^742953422 is an apocalyptic number.

742953422 is a deficient number, since it is larger than the sum of its proper divisors (371476714).

742953422 is a wasteful number, since it uses less digits than its factorization.

742953422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 371476713.

The product of its digits is 120960, while the sum is 38.

The square root of 742953422 is about 27257.1719369417. The cubic root of 742953422 is about 905.7058977794.

The spelling of 742953422 in words is "seven hundred forty-two million, nine hundred fifty-three thousand, four hundred twenty-two".