694140000 has 240 divisors, whose sum is σ = 2380637952. Its totient is φ = 176704000.

The previous prime is 694139987. The next prime is 694140011. The reversal of 694140000 is 41496.

It is a tau number, because it is divible by the number of its divisors (240).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1379749 + ... + 1380251.

Almost surely, 2^694140000 is an apocalyptic number.

694140000 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 694140000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1190318976).

694140000 is an abundant number, since it is smaller than the sum of its proper divisors (1686497952).

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

694140000 is a wasteful number, since it uses less digits than its factorization.

694140000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 559 (or 536 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 694140000 is about 26346.5367743087. The cubic root of 694140000 is about 885.4193805376.

Adding to 694140000 its reverse (41496), we get a palindrome (694181496).

The spelling of 694140000 in words is "six hundred ninety-four million, one hundred forty thousand".