1951256 has 16 divisors (see below), whose sum is σ = 3680640. Its totient is φ = 969760.

The previous prime is 1951253. The next prime is 1951289. The reversal of 1951256 is 6521591.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1951253) 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, 890 + ... + 2166.

It is an arithmetic number, because the mean of its divisors is an integer number (230040).

2^1951256 is an apocalyptic number.

It is an amenable number.

1951256 is a deficient number, since it is larger than the sum of its proper divisors (1729384).

1951256 is a wasteful number, since it uses less digits than its factorization.

1951256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1474 (or 1470 counting only the distinct ones).

The product of its digits is 2700, while the sum is 29.

The square root of 1951256 is about 1396.8736521246. The cubic root of 1951256 is about 124.9601152750.

The spelling of 1951256 in words is "one million, nine hundred fifty-one thousand, two hundred fifty-six".