1962878 has 4 divisors (see below), whose sum is σ = 2944320. Its totient is φ = 981438.

The previous prime is 1962859. The next prime is 1962881. The reversal of 1962878 is 8782691.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8782691 = 173 ⋅50767.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 490718 + ... + 490721.

It is an arithmetic number, because the mean of its divisors is an integer number (736080).

2^1962878 is an apocalyptic number.

1962878 is a deficient number, since it is larger than the sum of its proper divisors (981442).

1962878 is an equidigital number, since it uses as much as digits as its factorization.

1962878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 981441.

The product of its digits is 48384, while the sum is 41.

The square root of 1962878 is about 1401.0274801017. The cubic root of 1962878 is about 125.2077186326.

The spelling of 1962878 in words is "one million, nine hundred sixty-two thousand, eight hundred seventy-eight".