139774 has 8 divisors (see below), whose sum is σ = 222048. Its totient is φ = 65760.

The previous prime is 139759. The next prime is 139787. The reversal of 139774 is 477931.

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

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 139774.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2022 + ... + 2089.

It is an arithmetic number, because the mean of its divisors is an integer number (27756).

2¹³⁹⁷⁷⁴ is an apocalyptic number.

139774 is a deficient number, since it is larger than the sum of its proper divisors (82274).

139774 is a wasteful number, since it uses less digits than its factorization.

139774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4130.

The product of its digits is 5292, while the sum is 31.

The square root of 139774 is about 373.8636114949. The cubic root of 139774 is about 51.8969854068.

The spelling of 139774 in words is "one hundred thirty-nine thousand, seven hundred seventy-four".