3642575025 has 24 divisors (see below), whose sum is σ = 6339361120. Its totient is φ = 1840458240.

The previous prime is 3642575017. The next prime is 3642575029. The reversal of 3642575025 is 5205752463.

It is a happy number.

It is not a de Polignac number, because 3642575025 - 2³ = 3642575017 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3642575029) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1276672 + ... + 1279521.

Almost surely, 2^3642575025 is an apocalyptic number.

It is an amenable number.

3642575025 is a deficient number, since it is larger than the sum of its proper divisors (2696786095).

3642575025 is a wasteful number, since it uses less digits than its factorization.

3642575025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2556225 (or 2556220 counting only the distinct ones).

The product of its (nonzero) digits is 252000, while the sum is 39.

The square root of 3642575025 is about 60353.7490550504. The cubic root of 3642575025 is about 1538.6369883190.

The spelling of 3642575025 in words is "three billion, six hundred forty-two million, five hundred seventy-five thousand, twenty-five".