1961002 has 8 divisors (see below), whose sum is σ = 2967876. Its totient is φ = 971712.

The previous prime is 1960993. The next prime is 1961021. The reversal of 1961002 is 2001691.

It can be written as a sum of positive squares in 2 ways, for example, as 1590121 + 370881 = 1261^2 + 609^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4113 + ... + 4564.

2^1961002 is an apocalyptic number.

1961002 is a deficient number, since it is larger than the sum of its proper divisors (1006874).

1961002 is a wasteful number, since it uses less digits than its factorization.

1961002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8792.

The product of its (nonzero) digits is 108, while the sum is 19.

The square root of 1961002 is about 1400.3578114182. The cubic root of 1961002 is about 125.1678172648.

Adding to 1961002 its reverse (2001691), we get a palindrome (3962693).

The spelling of 1961002 in words is "one million, nine hundred sixty-one thousand, two".