742412466 has 40 divisors (see below), whose sum is σ = 1674773100. Its totient is φ = 245801952.

The previous prime is 742412449. The next prime is 742412497. The reversal of 742412466 is 664214247.

It can be written as a sum of positive squares in 2 ways, for example, as 693005625 + 49406841 = 26325^2 + 7029^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 742412466.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 8760 + ... + 39516.

Almost surely, 2^742412466 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 742412466, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (837386550).

742412466 is an abundant number, since it is smaller than the sum of its proper divisors (932360634).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

742412466 is a wasteful number, since it uses less digits than its factorization.

742412466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30920 (or 30911 counting only the distinct ones).

The product of its digits is 64512, while the sum is 36.

The square root of 742412466 is about 27247.2469434987. The cubic root of 742412466 is about 905.4860248659.

The spelling of 742412466 in words is "seven hundred forty-two million, four hundred twelve thousand, four hundred sixty-six".