1257714 has 16 divisors (see below), whose sum is σ = 2795040. Its totient is φ = 419220.

The previous prime is 1257713. The next prime is 1257719. The reversal of 1257714 is 4177521.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (1257713) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11592 + ... + 11699.

It is an arithmetic number, because the mean of its divisors is an integer number (174690).

2^1257714 is an apocalyptic number.

1257714 is an abundant number, since it is smaller than the sum of its proper divisors (1537326).

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

1257714 is a wasteful number, since it uses less digits than its factorization.

1257714 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23302 (or 23296 counting only the distinct ones).

The product of its digits is 1960, while the sum is 27.

The square root of 1257714 is about 1121.4784884250. The cubic root of 1257714 is about 107.9428710203.

The spelling of 1257714 in words is "one million, two hundred fifty-seven thousand, seven hundred fourteen".