742461402244 has 27 divisors (see below), whose sum is σ = 1380287641957. Its totient is φ = 349379814464.

The previous prime is 742461402239. The next prime is 742461402247. The reversal of 742461402244 is 442204164247.

The square root of 742461402244 is 861662.

It is a perfect power (a square), and thus also a powerful number.

742461402244 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 578040884100 + 164420518144 = 760290^2 + 405488^2 .

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 742461402197 and 742461402206.

It is not an unprimeable number, because it can be changed into a prime (742461402247) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 29283837 + ... + 29309179.

Almost surely, 2^742461402244 is an apocalyptic number.

742461402244 is the 861662-nd square number.

It is an amenable number.

742461402244 is a deficient number, since it is larger than the sum of its proper divisors (637826239713).

742461402244 is an frugal number, since it uses more digits than its factorization.

742461402244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50724 (or 25362 counting only the distinct ones).

The product of its (nonzero) digits is 344064, while the sum is 40.

The spelling of 742461402244 in words is "seven hundred forty-two billion, four hundred sixty-one million, four hundred two thousand, two hundred forty-four".