742396 has 6 divisors (see below), whose sum is σ = 1299200. Its totient is φ = 371196.

The previous prime is 742393. The next prime is 742409. The reversal of 742396 is 693247.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (742393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 92796 + ... + 92803.

2⁷⁴²³⁹⁶ is an apocalyptic number.

It is an amenable number.

742396 is a deficient number, since it is larger than the sum of its proper divisors (556804).

742396 is a wasteful number, since it uses less digits than its factorization.

742396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185603 (or 185601 counting only the distinct ones).

The product of its digits is 9072, while the sum is 31.

The square root of 742396 is about 861.6240479467. The cubic root of 742396 is about 90.5479330544.

The spelling of 742396 in words is "seven hundred forty-two thousand, three hundred ninety-six".