1961264 has 10 divisors (see below), whose sum is σ = 3799980. Its totient is φ = 980624.

The previous prime is 1961257. The next prime is 1961321. The reversal of 1961264 is 4621691.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61274 + ... + 61305.

It is an arithmetic number, because the mean of its divisors is an integer number (379998).

2^1961264 is an apocalyptic number.

It is an amenable number.

1961264 is a deficient number, since it is larger than the sum of its proper divisors (1838716).

1961264 is a wasteful number, since it uses less digits than its factorization.

1961264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122587 (or 122581 counting only the distinct ones).

The product of its digits is 2592, while the sum is 29.

The square root of 1961264 is about 1400.4513558135. The cubic root of 1961264 is about 125.1733913722.

The spelling of 1961264 in words is "one million, nine hundred sixty-one thousand, two hundred sixty-four".