6139974 has 8 divisors (see below), whose sum is σ = 12279960. Its totient is φ = 2046656.

The previous prime is 6139961. The next prime is 6139979. The reversal of 6139974 is 4799316.

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

6139974 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6139979) 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, 511659 + ... + 511670.

It is an arithmetic number, because the mean of its divisors is an integer number (1534995).

Almost surely, 2^6139974 is an apocalyptic number.

6139974 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6139974 is a wasteful number, since it uses less digits than its factorization.

6139974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1023334.

The product of its digits is 40824, while the sum is 39.

The square root of 6139974 is about 2477.8970922942. The cubic root of 6139974 is about 183.1142646892.

The spelling of 6139974 in words is "six million, one hundred thirty-nine thousand, nine hundred seventy-four".