402525005 has 8 divisors (see below), whose sum is σ = 483840000. Its totient is φ = 321480016.

The previous prime is 402524989. The next prime is 402525029. The reversal of 402525005 is 500525204.

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

It is a cyclic number.

It is not a de Polignac number, because 402525005 - 2⁴ = 402524989 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64205 + ... + 70194.

It is an arithmetic number, because the mean of its divisors is an integer number (60480000).

Almost surely, 2^402525005 is an apocalyptic number.

It is an amenable number.

402525005 is a deficient number, since it is larger than the sum of its proper divisors (81314995).

402525005 is a wasteful number, since it uses less digits than its factorization.

402525005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135003.

The product of its (nonzero) digits is 2000, while the sum is 23.

The square root of 402525005 is about 20063.0258186546. The cubic root of 402525005 is about 738.3534152108.

The spelling of 402525005 in words is "four hundred two million, five hundred twenty-five thousand, five".