749942 has 8 divisors (see below), whose sum is σ = 1128600. Its totient is φ = 373744.

The previous prime is 749941. The next prime is 749971. The reversal of 749942 is 249947.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (749941) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 809 + ... + 1467.

It is an arithmetic number, because the mean of its divisors is an integer number (141075).

2⁷⁴⁹⁹⁴² is an apocalyptic number.

749942 is a deficient number, since it is larger than the sum of its proper divisors (378658).

749942 is a wasteful number, since it uses less digits than its factorization.

749942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1230.

The product of its digits is 18144, while the sum is 35.

The square root of 749942 is about 865.9919168214. The cubic root of 749942 is about 90.8536875147.

The spelling of 749942 in words is "seven hundred forty-nine thousand, nine hundred forty-two".