1958268 has 24 divisors (see below), whose sum is σ = 4921168. Its totient is φ = 602496.

The previous prime is 1958249. The next prime is 1958287. The reversal of 1958268 is 8628591.

It is an interprime number because it is at equal distance from previous prime (1958249) and next prime (1958287).

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6121 + ... + 6432.

2^1958268 is an apocalyptic number.

It is an amenable number.

1958268 is an abundant number, since it is smaller than the sum of its proper divisors (2962900).

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

1958268 is a wasteful number, since it uses less digits than its factorization.

1958268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12573 (or 12571 counting only the distinct ones).

The product of its digits is 34560, while the sum is 39.

The square root of 1958268 is about 1399.3812918572. The cubic root of 1958268 is about 125.1096211708.

The spelling of 1958268 in words is "one million, nine hundred fifty-eight thousand, two hundred sixty-eight".