1553422752 has 192 divisors, whose sum is σ = 5226197760. Its totient is φ = 439713792.

The previous prime is 1553422747. The next prime is 1553422757. The reversal of 1553422752 is 2572243551.

It is an interprime number because it is at equal distance from previous prime (1553422747) and next prime (1553422757).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (1553422757) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 682288 + ... + 684560.

It is an arithmetic number, because the mean of its divisors is an integer number (27219780).

Almost surely, 2^1553422752 is an apocalyptic number.

1553422752 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1553422752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2613098880).

1553422752 is an abundant number, since it is smaller than the sum of its proper divisors (3672775008).

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

1553422752 is a wasteful number, since it uses less digits than its factorization.

1553422752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2412 (or 2398 counting only the distinct ones).

The product of its digits is 84000, while the sum is 36.

The square root of 1553422752 is about 39413.4843930348. The cubic root of 1553422752 is about 1158.1457573783.

The spelling of 1553422752 in words is "one billion, five hundred fifty-three million, four hundred twenty-two thousand, seven hundred fifty-two".