988209672 has 32 divisors (see below), whose sum is σ = 2471330400. Its totient is φ = 329295744.

The previous prime is 988209671. The next prime is 988209689. The reversal of 988209672 is 276902889.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (988209671) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 109143 + ... + 117849.

It is an arithmetic number, because the mean of its divisors is an integer number (77229075).

Almost surely, 2^988209672 is an apocalyptic number.

It is an amenable number.

988209672 is an abundant number, since it is smaller than the sum of its proper divisors (1483120728).

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

988209672 is a wasteful number, since it uses less digits than its factorization.

988209672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13445 (or 13441 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 51.

The square root of 988209672 is about 31435.8023915408. The cubic root of 988209672 is about 996.0543429326.

The spelling of 988209672 in words is "nine hundred eighty-eight million, two hundred nine thousand, six hundred seventy-two".