742384 has 10 divisors (see below), whose sum is σ = 1438400. Its totient is φ = 371184.

The previous prime is 742381. The next prime is 742393. The reversal of 742384 is 483247.

It is a super-2 number, since 2×742384² = 1102268006912, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (742381) by changing a digit.

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 as a sum of consecutive naturals, namely, 23184 + ... + 23215.

It is an arithmetic number, because the mean of its divisors is an integer number (143840).

2⁷⁴²³⁸⁴ is an apocalyptic number.

It is an amenable number.

742384 is a deficient number, since it is larger than the sum of its proper divisors (696016).

742384 is a wasteful number, since it uses less digits than its factorization.

742384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46407 (or 46401 counting only the distinct ones).

The product of its digits is 5376, while the sum is 28.

The square root of 742384 is about 861.6170843246. The cubic root of 742384 is about 90.5474451832.

The spelling of 742384 in words is "seven hundred forty-two thousand, three hundred eighty-four".