1959442 has 8 divisors (see below), whose sum is σ = 2987532. Its totient is φ = 963600.

The previous prime is 1959427. The next prime is 1959457. The reversal of 1959442 is 2449591.

It is an interprime number because it is at equal distance from previous prime (1959427) and next prime (1959457).

It can be written as a sum of positive squares in 2 ways, for example, as 1252161 + 707281 = 1119^2 + 841^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 1959398 and 1959407.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7909 + ... + 8152.

2^1959442 is an apocalyptic number.

1959442 is a deficient number, since it is larger than the sum of its proper divisors (1028090).

1959442 is a wasteful number, since it uses less digits than its factorization.

1959442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16124.

The product of its digits is 12960, while the sum is 34.

The square root of 1959442 is about 1399.8007000998. The cubic root of 1959442 is about 125.1346176394.

It can be divided in two parts, 1959 and 442, that added together give a 4-th power (2401 = 7⁴).

The spelling of 1959442 in words is "one million, nine hundred fifty-nine thousand, four hundred forty-two".