1501953222 has 128 divisors (see below), whose sum is σ = 3947470848. Its totient is φ = 369388800.

The previous prime is 1501953221. The next prime is 1501953223. The reversal of 1501953222 is 2223591051.

It is an interprime number because it is at equal distance from previous prime (1501953221) and next prime (1501953223).

It is a self number, because there is not a number n which added to its sum of digits gives 1501953222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1501953221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1136322 + ... + 1137642.

It is an arithmetic number, because the mean of its divisors is an integer number (30839616).

Almost surely, 2^1501953222 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1501953222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1973735424).

1501953222 is an abundant number, since it is smaller than the sum of its proper divisors (2445517626).

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

1501953222 is a wasteful number, since it uses less digits than its factorization.

1501953222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1474.

The product of its (nonzero) digits is 5400, while the sum is 30.

The square root of 1501953222 is about 38755.0412462689. The cubic root of 1501953222 is about 1145.2108895002.

The spelling of 1501953222 in words is "one billion, five hundred one million, nine hundred fifty-three thousand, two hundred twenty-two".