738478552 has 64 divisors (see below), whose sum is σ = 1630923840. Its totient is φ = 306892800.

The previous prime is 738478463. The next prime is 738478607. The reversal of 738478552 is 255874837.

It is a junction number, because it is equal to n+sod(n) for n = 738478496 and 738478505.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 414688 + ... + 416464.

It is an arithmetic number, because the mean of its divisors is an integer number (25483185).

Almost surely, 2^738478552 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 738478552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (815461920).

738478552 is an abundant number, since it is smaller than the sum of its proper divisors (892445288).

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

738478552 is a wasteful number, since it uses less digits than its factorization.

738478552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2012 (or 2008 counting only the distinct ones).

The product of its digits is 1881600, while the sum is 49.

The square root of 738478552 is about 27174.9618582989. The cubic root of 738478552 is about 903.8838542144.

It can be divided in two parts, 7384785 and 52, that added together give a palindrome (7384837).

The spelling of 738478552 in words is "seven hundred thirty-eight million, four hundred seventy-eight thousand, five hundred fifty-two".