1968526 has 24 divisors (see below), whose sum is σ = 3508920. Its totient is φ = 825552.

The previous prime is 1968521. The next prime is 1968539. The reversal of 1968526 is 6258691.

It is a super-2 number, since 2×1968526² = 7750189225352, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1968521) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5005 + ... + 5383.

It is an arithmetic number, because the mean of its divisors is an integer number (146205).

2^1968526 is an apocalyptic number.

1968526 is a deficient number, since it is larger than the sum of its proper divisors (1540394).

1968526 is a wasteful number, since it uses less digits than its factorization.

1968526 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 448 (or 441 counting only the distinct ones).

The product of its digits is 25920, while the sum is 37.

The square root of 1968526 is about 1403.0416957454. The cubic root of 1968526 is about 125.3276948447.

The spelling of 1968526 in words is "one million, nine hundred sixty-eight thousand, five hundred twenty-six".