401065502 has 4 divisors (see below), whose sum is σ = 601598256. Its totient is φ = 200532750.

The previous prime is 401065501. The next prime is 401065517. The reversal of 401065502 is 205560104.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401065501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100266374 + ... + 100266377.

It is an arithmetic number, because the mean of its divisors is an integer number (150399564).

Almost surely, 2^401065502 is an apocalyptic number.

401065502 is a deficient number, since it is larger than the sum of its proper divisors (200532754).

401065502 is a wasteful number, since it uses less digits than its factorization.

401065502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200532753.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 401065502 is about 20026.6198346101. The cubic root of 401065502 is about 737.4599435105.

The spelling of 401065502 in words is "four hundred one million, sixty-five thousand, five hundred two".