1951696 has 20 divisors (see below), whose sum is σ = 3805312. Its totient is φ = 969696.

The previous prime is 1951693. The next prime is 1951709. The reversal of 1951696 is 6961591.

It is a plaindrome in base 11.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1951693) 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, 3295 + ... + 3841.

2^1951696 is an apocalyptic number.

1951696 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1951696 is a deficient number, since it is larger than the sum of its proper divisors (1853616).

1951696 is a wasteful number, since it uses less digits than its factorization.

1951696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 778 (or 772 counting only the distinct ones).

The product of its digits is 14580, while the sum is 37.

The square root of 1951696 is about 1397.0311378062. The cubic root of 1951696 is about 124.9695072288.

It can be divided in two parts, 195 and 1696, that added together give a triangular number (1891 = T₆₁).

The spelling of 1951696 in words is "one million, nine hundred fifty-one thousand, six hundred ninety-six".