1961486 has 8 divisors (see below), whose sum is σ = 3070224. Its totient is φ = 938080.

The previous prime is 1961483. The next prime is 1961489. The reversal of 1961486 is 6841691.

It is an interprime number because it is at equal distance from previous prime (1961483) and next prime (1961489).

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1961483) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 21275 + ... + 21366.

It is an arithmetic number, because the mean of its divisors is an integer number (383778).

2^1961486 is an apocalyptic number.

1961486 is a deficient number, since it is larger than the sum of its proper divisors (1108738).

1961486 is a wasteful number, since it uses less digits than its factorization.

1961486 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42666.

The product of its digits is 10368, while the sum is 35.

The square root of 1961486 is about 1400.5306137318. The cubic root of 1961486 is about 125.1781140824.

The spelling of 1961486 in words is "one million, nine hundred sixty-one thousand, four hundred eighty-six".