402254045 has 8 divisors (see below), whose sum is σ = 483175680. Its totient is φ = 321489360.

The previous prime is 402254033. The next prime is 402254081. The reversal of 402254045 is 540452204.

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

It is not a de Polignac number, because 402254045 - 2¹⁰ = 402253021 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, 33521 + ... + 43910.

It is an arithmetic number, because the mean of its divisors is an integer number (60396960).

Almost surely, 2^402254045 is an apocalyptic number.

It is an amenable number.

402254045 is a deficient number, since it is larger than the sum of its proper divisors (80921635).

402254045 is a wasteful number, since it uses less digits than its factorization.

402254045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78475.

The product of its (nonzero) digits is 6400, while the sum is 26.

The square root of 402254045 is about 20056.2719616583. The cubic root of 402254045 is about 738.1877036427.

The spelling of 402254045 in words is "four hundred two million, two hundred fifty-four thousand, forty-five".