742844246 has 4 divisors (see below), whose sum is σ = 1114266372. Its totient is φ = 371422122.

The previous prime is 742844231. The next prime is 742844281. The reversal of 742844246 is 642448247.

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

It is a Curzon number.

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, 185711060 + ... + 185711063.

It is an arithmetic number, because the mean of its divisors is an integer number (278566593).

Almost surely, 2^742844246 is an apocalyptic number.

742844246 is a deficient number, since it is larger than the sum of its proper divisors (371422126).

742844246 is a wasteful number, since it uses less digits than its factorization.

742844246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 371422125.

The product of its digits is 344064, while the sum is 41.

The square root of 742844246 is about 27255.1691610968. The cubic root of 742844246 is about 905.6615315208.

The spelling of 742844246 in words is "seven hundred forty-two million, eight hundred forty-four thousand, two hundred forty-six".