1962542 has 4 divisors (see below), whose sum is σ = 2943816. Its totient is φ = 981270.

The previous prime is 1962523. The next prime is 1962551. The reversal of 1962542 is 2452691.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2452691 = 19 ⋅129089.

It is a super-2 number, since 2×1962542² = 7703142203528, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 490634 + ... + 490637.

It is an arithmetic number, because the mean of its divisors is an integer number (735954).

2^1962542 is an apocalyptic number.

1962542 is a deficient number, since it is larger than the sum of its proper divisors (981274).

1962542 is an equidigital number, since it uses as much as digits as its factorization.

1962542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 981273.

The product of its digits is 4320, while the sum is 29.

The square root of 1962542 is about 1400.9075629748. The cubic root of 1962542 is about 125.2005739885.

The spelling of 1962542 in words is "one million, nine hundred sixty-two thousand, five hundred forty-two".