746139 has 16 divisors (see below), whose sum is σ = 1050624. Its totient is φ = 470400.

The previous prime is 746129. The next prime is 746153. The reversal of 746139 is 931647.

It is a happy number.

It is not a de Polignac number, because 746139 - 2⁵ = 746107 is a prime.

It is not an unprimeable number, because it can be changed into a prime (746129) 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 15 ways as a sum of consecutive naturals, for example, 6547 + ... + 6659.

It is an arithmetic number, because the mean of its divisors is an integer number (65664).

2⁷⁴⁶¹³⁹ is an apocalyptic number.

746139 is a deficient number, since it is larger than the sum of its proper divisors (304485).

746139 is a wasteful number, since it uses less digits than its factorization.

746139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218.

The product of its digits is 4536, while the sum is 30.

The square root of 746139 is about 863.7933780714. The cubic root of 746139 is about 90.6998523872.

The spelling of 746139 in words is "seven hundred forty-six thousand, one hundred thirty-nine".