25061402 has 4 divisors (see below), whose sum is σ = 37592106. Its totient is φ = 12530700.

The previous prime is 25061401. The next prime is 25061429. The reversal of 25061402 is 20416052.

It is a happy number.

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., 24910081 + 151321 = 4991^2 + 389^2 .

It is not an unprimeable number, because it can be changed into a prime (25061401) 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 as a sum of consecutive naturals, namely, 6265349 + ... + 6265352.

Almost surely, 2^25061402 is an apocalyptic number.

25061402 is a deficient number, since it is larger than the sum of its proper divisors (12530704).

25061402 is a wasteful number, since it uses less digits than its factorization.

25061402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12530703.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 25061402 is about 5006.1364344173. The cubic root of 25061402 is about 292.6409654863.

Adding to 25061402 its reverse (20416052), we get a palindrome (45477454).

The spelling of 25061402 in words is "twenty-five million, sixty-one thousand, four hundred two".