742677 has 16 divisors (see below), whose sum is σ = 1081920. Its totient is φ = 450432.

The previous prime is 742673. The next prime is 742681. The reversal of 742677 is 776247.

It is a happy number.

742677 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (742673) and next prime (742681).

It is not a de Polignac number, because 742677 - 2² = 742673 is a prime.

742677 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (742673) 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, 5274 + ... + 5412.

It is an arithmetic number, because the mean of its divisors is an integer number (67620).

2⁷⁴²⁶⁷⁷ is an apocalyptic number.

It is an amenable number.

742677 is a deficient number, since it is larger than the sum of its proper divisors (339243).

742677 is a wasteful number, since it uses less digits than its factorization.

742677 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 292.

The product of its digits is 16464, while the sum is 33.

The square root of 742677 is about 861.7870966776. The cubic root of 742677 is about 90.5593558709.

It can be divided in two parts, 7426 and 77, that added together give a triangular number (7503 = T₁₂₂).

The spelling of 742677 in words is "seven hundred forty-two thousand, six hundred seventy-seven".