698226432 has 72 divisors (see below), whose sum is σ = 1901606784. Its totient is φ = 227318784.

The previous prime is 698226409. The next prime is 698226437. The reversal of 698226432 is 234622896.

It is a super-3 number, since 3×698226432³ (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (698226437) 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, 22453 + ... + 43595.

Almost surely, 2^698226432 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 698226432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (950803392).

698226432 is an abundant number, since it is smaller than the sum of its proper divisors (1203380352).

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

698226432 is a wasteful number, since it uses less digits than its factorization.

698226432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21205 (or 21191 counting only the distinct ones).

The product of its digits is 248832, while the sum is 42.

The square root of 698226432 is about 26423.9745685618. The cubic root of 698226432 is about 887.1534827085.

The spelling of 698226432 in words is "six hundred ninety-eight million, two hundred twenty-six thousand, four hundred thirty-two".