742496 has 12 divisors (see below), whose sum is σ = 1461852. Its totient is φ = 371232.

The previous prime is 742457. The next prime is 742499. The reversal of 742496 is 694247.

It is a Harshad number since it is a multiple of its sum of digits (32), and also a Moran number because the ratio is a prime number: 23203 = 742496 / (7 + 4 + 2 + 4 + 9 + 6).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (742499) by changing a digit.

742496 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11570 + ... + 11633.

It is an arithmetic number, because the mean of its divisors is an integer number (121821).

2⁷⁴²⁴⁹⁶ is an apocalyptic number.

It is an amenable number.

742496 is a deficient number, since it is larger than the sum of its proper divisors (719356).

742496 is a wasteful number, since it uses less digits than its factorization.

742496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23213 (or 23205 counting only the distinct ones).

The product of its digits is 12096, while the sum is 32.

The square root of 742496 is about 861.6820759422. The cubic root of 742496 is about 90.5519984440.

The spelling of 742496 in words is "seven hundred forty-two thousand, four hundred ninety-six".