742366946 has 4 divisors (see below), whose sum is σ = 1113550422. Its totient is φ = 371183472.

The previous prime is 742366939. The next prime is 742366949. The reversal of 742366946 is 649663247.

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

It can be written as a sum of positive squares in only one way, i.e., 600495025 + 141871921 = 24505^2 + 11911^2 .

It is a super-2 number, since 2×742366946² = 1102217365026733832, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 742366946.

It is not an unprimeable number, because it can be changed into a prime (742366949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 185591735 + ... + 185591738.

Almost surely, 2^742366946 is an apocalyptic number.

742366946 is a deficient number, since it is larger than the sum of its proper divisors (371183476).

742366946 is a wasteful number, since it uses less digits than its factorization.

742366946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 371183475.

The product of its digits is 1306368, while the sum is 47.

The square root of 742366946 is about 27246.4116169451. The cubic root of 742366946 is about 905.4675182773.

The spelling of 742366946 in words is "seven hundred forty-two million, three hundred sixty-six thousand, nine hundred forty-six".