1503402222 has 96 divisors (see below), whose sum is σ = 3669829632. Its totient is φ = 408614976.

The previous prime is 1503402221. The next prime is 1503402239. The reversal of 1503402222 is 2222043051.

It is a super-2 number, since 2×1503402222² = 4520436482229074568, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1503402221) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1507428 + ... + 1508424.

It is an arithmetic number, because the mean of its divisors is an integer number (38227392).

Almost surely, 2^1503402222 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1503402222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1834914816).

1503402222 is an abundant number, since it is smaller than the sum of its proper divisors (2166427410).

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

1503402222 is a wasteful number, since it uses less digits than its factorization.

1503402222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1262 (or 1255 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 1503402222 is about 38773.7310817517. The cubic root of 1503402222 is about 1145.5790494857.

Adding to 1503402222 its reverse (2222043051), we get a palindrome (3725445273).

The spelling of 1503402222 in words is "one billion, five hundred three million, four hundred two thousand, two hundred twenty-two".