2563962 has 8 divisors (see below), whose sum is σ = 5127936. Its totient is φ = 854652.

The previous prime is 2563943. The next prime is 2563969. The reversal of 2563962 is 2693652.

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

2563962 is an admirable number.

It is a super-2 number, since 2×2563962² = 13147802274888, which contains 22 as substring.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (2563969) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 213658 + ... + 213669.

It is an arithmetic number, because the mean of its divisors is an integer number (640992).

2^2563962 is an apocalyptic number.

2563962 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2563962 is a wasteful number, since it uses less digits than its factorization.

2563962 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 427332.

The product of its digits is 19440, while the sum is 33.

The square root of 2563962 is about 1601.2376463224. The cubic root of 2563962 is about 136.8686114906.

The spelling of 2563962 in words is "two million, five hundred sixty-three thousand, nine hundred sixty-two".