25378034 has 32 divisors (see below), whose sum is σ = 44193600. Its totient is φ = 10808640.

The previous prime is 25378033. The next prime is 25378037. The reversal of 25378034 is 43087352.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (25378033) by changing a digit.

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 in 15 ways as a sum of consecutive naturals, for example, 45284 + ... + 45840.

It is an arithmetic number, because the mean of its divisors is an integer number (1381050).

Almost surely, 2^25378034 is an apocalyptic number.

25378034 is a deficient number, since it is larger than the sum of its proper divisors (18815566).

25378034 is a wasteful number, since it uses less digits than its factorization.

25378034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 698.

The product of its (nonzero) digits is 20160, while the sum is 32.

The square root of 25378034 is about 5037.6615606847. The cubic root of 25378034 is about 293.8682442931.

It can be divided in two parts, 253 and 78034, that added together give a palindrome (78287).

The spelling of 25378034 in words is "twenty-five million, three hundred seventy-eight thousand, thirty-four".