25432046 has 4 divisors (see below), whose sum is σ = 38148072. Its totient is φ = 12716022.

The previous prime is 25432031. The next prime is 25432087. The reversal of 25432046 is 64023452.

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

It is a super-2 number, since 2×25432046² = 1293577927492232, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 6358010 + ... + 6358013.

It is an arithmetic number, because the mean of its divisors is an integer number (9537018).

Almost surely, 2^25432046 is an apocalyptic number.

25432046 is a deficient number, since it is larger than the sum of its proper divisors (12716026).

25432046 is a wasteful number, since it uses less digits than its factorization.

25432046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12716025.

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 25432046 is about 5043.0195319868. The cubic root of 25432046 is about 294.0765762243.

Adding to 25432046 its reverse (64023452), we get a palindrome (89455498).

The spelling of 25432046 in words is "twenty-five million, four hundred thirty-two thousand, forty-six".