742067 has 4 divisors (see below), whose sum is σ = 785736. Its totient is φ = 698400.

The previous prime is 742057. The next prime is 742069. The reversal of 742067 is 760247.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 760247 = 19 ⋅40013.

It is a cyclic number.

It is not a de Polignac number, because 742067 - 2¹⁰ = 741043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (742069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21809 + ... + 21842.

It is an arithmetic number, because the mean of its divisors is an integer number (196434).

2⁷⁴²⁰⁶⁷ is an apocalyptic number.

742067 is a deficient number, since it is larger than the sum of its proper divisors (43669).

742067 is a wasteful number, since it uses less digits than its factorization.

742067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43668.

The product of its (nonzero) digits is 2352, while the sum is 26.

The square root of 742067 is about 861.4331082562. The cubic root of 742067 is about 90.5345553460.

The spelling of 742067 in words is "seven hundred forty-two thousand, sixty-seven".