2585036742 has 32 divisors (see below), whose sum is σ = 5520890880. Its totient is φ = 805126560.

The previous prime is 2585036737. The next prime is 2585036747. The reversal of 2585036742 is 2476305852.

It is an interprime number because it is at equal distance from previous prime (2585036737) and next prime (2585036747).

It is a junction number, because it is equal to n+sod(n) for n = 2585036694 and 2585036703.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2585036747) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 234228 + ... + 245015.

It is an arithmetic number, because the mean of its divisors is an integer number (172527840).

Almost surely, 2^2585036742 is an apocalyptic number.

2585036742 is an abundant number, since it is smaller than the sum of its proper divisors (2935854138).

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

2585036742 is a wasteful number, since it uses less digits than its factorization.

2585036742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 479308.

The product of its (nonzero) digits is 403200, while the sum is 42.

The square root of 2585036742 is about 50843.2566030147. The cubic root of 2585036742 is about 1372.4259044741.

The spelling of 2585036742 in words is "two billion, five hundred eighty-five million, thirty-six thousand, seven hundred forty-two".