742376 has 16 divisors (see below), whose sum is σ = 1412640. Its totient is φ = 365680.

The previous prime is 742369. The next prime is 742381. The reversal of 742376 is 673247.

It is a super-2 number, since 2×742376² = 1102244250752, which contains 22 as substring.

It is an unprimeable number.

742376 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 86 + ... + 1221.

It is an arithmetic number, because the mean of its divisors is an integer number (88290).

2⁷⁴²³⁷⁶ is an apocalyptic number.

It is an amenable number.

742376 is a deficient number, since it is larger than the sum of its proper divisors (670264).

742376 is a wasteful number, since it uses less digits than its factorization.

742376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1384 (or 1380 counting only the distinct ones).

The product of its digits is 7056, while the sum is 29.

The square root of 742376 is about 861.6124418786. The cubic root of 742376 is about 90.5471199327.

The spelling of 742376 in words is "seven hundred forty-two thousand, three hundred seventy-six".