428622301 has 4 divisors (see below), whose sum is σ = 428989504. Its totient is φ = 428255100.

The previous prime is 428622269. The next prime is 428622329. The reversal of 428622301 is 103226824.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 428622301 - 2⁵ = 428622269 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 428622301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (428622371) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 181845 + ... + 184186.

It is an arithmetic number, because the mean of its divisors is an integer number (107247376).

Almost surely, 2^428622301 is an apocalyptic number.

It is an amenable number.

428622301 is a deficient number, since it is larger than the sum of its proper divisors (367203).

428622301 is a wasteful number, since it uses less digits than its factorization.

428622301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 367202.

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

The square root of 428622301 is about 20703.1954296915. The cubic root of 428622301 is about 753.9772717224.

The spelling of 428622301 in words is "four hundred twenty-eight million, six hundred twenty-two thousand, three hundred one".