698677044 has 96 divisors (see below), whose sum is σ = 1866170880. Its totient is φ = 201667968.

The previous prime is 698677037. The next prime is 698677073. The reversal of 698677044 is 440776896.

It is a super-2 number, since 2×698677044² = 976299223625155872, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 316047 + ... + 318249.

It is an arithmetic number, because the mean of its divisors is an integer number (19439280).

Almost surely, 2^698677044 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 698677044, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (933085440).

698677044 is an abundant number, since it is smaller than the sum of its proper divisors (1167493836).

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

698677044 is a wasteful number, since it uses less digits than its factorization.

698677044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2349 (or 2347 counting only the distinct ones).

The product of its (nonzero) digits is 2032128, while the sum is 51.

The square root of 698677044 is about 26432.4997682777. The cubic root of 698677044 is about 887.3442880691.

The spelling of 698677044 in words is "six hundred ninety-eight million, six hundred seventy-seven thousand, forty-four".