1961526 has 16 divisors (see below), whose sum is σ = 4483584. Its totient is φ = 560424.

The previous prime is 1961513. The next prime is 1961527. The reversal of 1961526 is 6251691.

It is a junction number, because it is equal to n+sod(n) for n = 1961493 and 1961502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1961527) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23310 + ... + 23393.

It is an arithmetic number, because the mean of its divisors is an integer number (280224).

2^1961526 is an apocalyptic number.

1961526 is an abundant number, since it is smaller than the sum of its proper divisors (2522058).

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

1961526 is a wasteful number, since it uses less digits than its factorization.

1961526 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46715.

The product of its digits is 3240, while the sum is 30.

The square root of 1961526 is about 1400.5448939609. The cubic root of 1961526 is about 125.1789649833.

The spelling of 1961526 in words is "one million, nine hundred sixty-one thousand, five hundred twenty-six".