694149120 has 336 divisors, whose sum is σ = 2760207840. Its totient is φ = 158072832.

The previous prime is 694149103. The next prime is 694149121. The reversal of 694149120 is 21941496.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (336).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (694149121) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2580346 + ... + 2580614.

Almost surely, 2^694149120 is an apocalyptic number.

694149120 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 694149120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1380103920).

694149120 is an abundant number, since it is smaller than the sum of its proper divisors (2066058720).

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

694149120 is a wasteful number, since it uses less digits than its factorization.

694149120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313 (or 286 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 36.

The square root of 694149120 is about 26346.7098515166. The cubic root of 694149120 is about 885.4232582325.

The spelling of 694149120 in words is "six hundred ninety-four million, one hundred forty-nine thousand, one hundred twenty".