2501834 has 4 divisors (see below), whose sum is σ = 3752754. Its totient is φ = 1250916.

The previous prime is 2501833. The next prime is 2501843. The reversal of 2501834 is 4381052.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2111209 + 390625 = 1453^2 + 625^2 .

It is an alternating number because its digits alternate between even and odd.

It is not an unprimeable number, because it can be changed into a prime (2501833) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 625457 + ... + 625460.

2^2501834 is an apocalyptic number.

2501834 is a deficient number, since it is larger than the sum of its proper divisors (1250920).

2501834 is a wasteful number, since it uses less digits than its factorization.

2501834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1250919.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 2501834 is about 1581.7186854811. The cubic root of 2501834 is about 135.7540609968.

Adding to 2501834 its reverse (4381052), we get a palindrome (6882886).

It can be divided in two parts, 25018 and 34, that added together give a palindrome (25052).

The spelling of 2501834 in words is "two million, five hundred one thousand, eight hundred thirty-four".