742458 has 32 divisors (see below), whose sum is σ = 1632960. Its totient is φ = 224000.

The previous prime is 742457. The next prime is 742499. The reversal of 742458 is 854247.

742458 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (742457) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2833 + ... + 3083.

It is an arithmetic number, because the mean of its divisors is an integer number (51030).

2⁷⁴²⁴⁵⁸ is an apocalyptic number.

742458 is an abundant number, since it is smaller than the sum of its proper divisors (890502).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

742458 is a wasteful number, since it uses less digits than its factorization.

742458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 302.

The product of its digits is 8960, while the sum is 30.

The square root of 742458 is about 861.6600257642. The cubic root of 742458 is about 90.5504536390.

The spelling of 742458 in words is "seven hundred forty-two thousand, four hundred fifty-eight".