742075 has 6 divisors (see below), whose sum is σ = 920204. Its totient is φ = 593640.

The previous prime is 742073. The next prime is 742111. The reversal of 742075 is 570247.

It is not a de Polignac number, because 742075 - 2¹ = 742073 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25), and also a Moran number because the ratio is a prime number: 29683 = 742075 / (7 + 4 + 2 + 0 + 7 + 5).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (742073) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14817 + ... + 14866.

2⁷⁴²⁰⁷⁵ is an apocalyptic number.

742075 is a deficient number, since it is larger than the sum of its proper divisors (178129).

742075 is a wasteful number, since it uses less digits than its factorization.

742075 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29693 (or 29688 counting only the distinct ones).

The product of its (nonzero) digits is 1960, while the sum is 25.

The square root of 742075 is about 861.4377516687. The cubic root of 742075 is about 90.5348806867.

The spelling of 742075 in words is "seven hundred forty-two thousand, seventy-five".