988436434 has 8 divisors (see below), whose sum is σ = 1483400880. Its totient is φ = 493969476.

The previous prime is 988436419. The next prime is 988436437. The reversal of 988436434 is 434634889.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (988436437) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 119364 + ... + 127375.

It is an arithmetic number, because the mean of its divisors is an integer number (185425110).

Almost surely, 2^988436434 is an apocalyptic number.

988436434 is a deficient number, since it is larger than the sum of its proper divisors (494964446).

988436434 is a wasteful number, since it uses less digits than its factorization.

988436434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248744.

The product of its digits is 1990656, while the sum is 49.

The square root of 988436434 is about 31439.4089321030. The cubic root of 988436434 is about 996.1305244715.

The spelling of 988436434 in words is "nine hundred eighty-eight million, four hundred thirty-six thousand, four hundred thirty-four".