1528016226 has 64 divisors (see below), whose sum is σ = 3468275712. Its totient is φ = 444600000.

The previous prime is 1528016209. The next prime is 1528016251. The reversal of 1528016226 is 6226108251.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 265176 + ... + 270876.

It is an arithmetic number, because the mean of its divisors is an integer number (54191808).

Almost surely, 2^1528016226 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1528016226, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1734137856).

1528016226 is an abundant number, since it is smaller than the sum of its proper divisors (1940259486).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1528016226 is a wasteful number, since it uses less digits than its factorization.

1528016226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5879.

The product of its (nonzero) digits is 11520, while the sum is 33.

The square root of 1528016226 is about 39089.8481194287. The cubic root of 1528016226 is about 1151.7971210897.

The spelling of 1528016226 in words is "one billion, five hundred twenty-eight million, sixteen thousand, two hundred twenty-six".