147003822 has 72 divisors (see below), whose sum is σ = 384294456. Its totient is φ = 41994288.

The previous prime is 147003803. The next prime is 147003841. The reversal of 147003822 is 228300741.

It is an interprime number because it is at equal distance from previous prime (147003803) and next prime (147003841).

It is a super-2 number, since 2×147003822² = 43220247365215368, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 20728 + ... + 26900.

It is an arithmetic number, because the mean of its divisors is an integer number (5337423).

Almost surely, 2^147003822 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 147003822, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (192147228).

147003822 is an abundant number, since it is smaller than the sum of its proper divisors (237290634).

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

147003822 is an equidigital number, since it uses as much as digits as its factorization.

147003822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6204 (or 6185 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 27.

The square root of 147003822 is about 12124.5132685811. The cubic root of 147003822 is about 527.7677826986.

The spelling of 147003822 in words is "one hundred forty-seven million, three thousand, eight hundred twenty-two".