1959951 has 24 divisors (see below), whose sum is σ = 3100800. Its totient is φ = 1097712.

The previous prime is 1959949. The next prime is 1959961. The reversal of 1959951 is 1599591.

It is not a de Polignac number, because 1959951 - 2¹ = 1959949 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1959941) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9750 + ... + 9948.

It is an arithmetic number, because the mean of its divisors is an integer number (129200).

2^1959951 is an apocalyptic number.

1959951 is a deficient number, since it is larger than the sum of its proper divisors (1140849).

1959951 is a wasteful number, since it uses less digits than its factorization.

1959951 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 283 (or 276 counting only the distinct ones).

The product of its digits is 18225, while the sum is 39.

The square root of 1959951 is about 1399.9824998906. The cubic root of 1959951 is about 125.1454520174.

The spelling of 1959951 in words is "one million, nine hundred fifty-nine thousand, nine hundred fifty-one".