25151042 has 8 divisors (see below), whose sum is σ = 43116096. Its totient is φ = 10779012.

The previous prime is 25150997. The next prime is 25151053. The reversal of 25151042 is 24015152.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 898238 + ... + 898265.

It is an arithmetic number, because the mean of its divisors is an integer number (5389512).

Almost surely, 2^25151042 is an apocalyptic number.

25151042 is a deficient number, since it is larger than the sum of its proper divisors (17965054).

25151042 is a wasteful number, since it uses less digits than its factorization.

25151042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1796512.

The product of its (nonzero) digits is 400, while the sum is 20.

The square root of 25151042 is about 5015.0814549716. The cubic root of 25151042 is about 292.9894578555.

Adding to 25151042 its reverse (24015152), we get a palindrome (49166194).

The spelling of 25151042 in words is "twenty-five million, one hundred fifty-one thousand, forty-two".