1439274 has 8 divisors (see below), whose sum is σ = 2878560. Its totient is φ = 479756.

The previous prime is 1439267. The next prime is 1439279. The reversal of 1439274 is 4729341.

It is a happy number.

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

1439274 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (1439279) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 119934 + ... + 119945.

It is an arithmetic number, because the mean of its divisors is an integer number (359820).

2^1439274 is an apocalyptic number.

1439274 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.

1439274 is a wasteful number, since it uses less digits than its factorization.

1439274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239884.

The product of its digits is 6048, while the sum is 30.

The square root of 1439274 is about 1199.6974618628. The cubic root of 1439274 is about 112.9053427156.

The spelling of 1439274 in words is "one million, four hundred thirty-nine thousand, two hundred seventy-four".