403028146 has 16 divisors (see below), whose sum is σ = 643148640. Its totient is φ = 188758080.

The previous prime is 403028099. The next prime is 403028147. The reversal of 403028146 is 641820304.

It is not an unprimeable number, because it can be changed into a prime (403028147) 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, 20916 + ... + 35263.

It is an arithmetic number, because the mean of its divisors is an integer number (40196790).

Almost surely, 2^403028146 is an apocalyptic number.

403028146 is a deficient number, since it is larger than the sum of its proper divisors (240120494).

403028146 is a wasteful number, since it uses less digits than its factorization.

403028146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56409.

The product of its (nonzero) digits is 4608, while the sum is 28.

The square root of 403028146 is about 20075.5609137080. The cubic root of 403028146 is about 738.6609250492.

The spelling of 403028146 in words is "four hundred three million, twenty-eight thousand, one hundred forty-six".