881601552 has 60 divisors (see below), whose sum is σ = 2657054764. Its totient is φ = 271261440.

The previous prime is 881601493. The next prime is 881601563. The reversal of 881601552 is 255106188.

It can be written as a sum of positive squares in 2 ways, for example, as 104530176 + 777071376 = 10224^2 + 27876^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 233599 + ... + 237342.

Almost surely, 2^881601552 is an apocalyptic number.

It is an amenable number.

881601552 is an abundant number, since it is smaller than the sum of its proper divisors (1775453212).

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

881601552 is a wasteful number, since it uses less digits than its factorization.

881601552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 470968 (or 470959 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 36.

The square root of 881601552 is about 29691.7758310277. The cubic root of 881601552 is about 958.8649606181.

The spelling of 881601552 in words is "eight hundred eighty-one million, six hundred one thousand, five hundred fifty-two".