406641603 has 8 divisors (see below), whose sum is σ = 553724928. Its totient is φ = 265326344.

The previous prime is 406641593. The next prime is 406641617. The reversal of 406641603 is 306146604.

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 406641603 - 2⁹ = 406641091 is a prime.

It is not an unprimeable number, because it can be changed into a prime (406641673) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1441851 + ... + 1442132.

It is an arithmetic number, because the mean of its divisors is an integer number (69215616).

Almost surely, 2^406641603 is an apocalyptic number.

406641603 is a deficient number, since it is larger than the sum of its proper divisors (147083325).

406641603 is a wasteful number, since it uses less digits than its factorization.

406641603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2884033.

The product of its (nonzero) digits is 10368, while the sum is 30.

The square root of 406641603 is about 20165.3565056510. The cubic root of 406641603 is about 740.8619144931.

The spelling of 406641603 in words is "four hundred six million, six hundred forty-one thousand, six hundred three".