818250396 has 12 divisors (see below), whose sum is σ = 1909250952. Its totient is φ = 272750128.

The previous prime is 818250373. The next prime is 818250403. The reversal of 818250396 is 693052818.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34093755 + ... + 34093778.

It is an arithmetic number, because the mean of its divisors is an integer number (159104246).

Almost surely, 2^818250396 is an apocalyptic number.

It is an amenable number.

818250396 is an abundant number, since it is smaller than the sum of its proper divisors (1091000556).

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

818250396 is a wasteful number, since it uses less digits than its factorization.

818250396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68187540 (or 68187538 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 42.

The square root of 818250396 is about 28605.0764026248. The cubic root of 818250396 is about 935.3239923064.

The spelling of 818250396 in words is "eight hundred eighteen million, two hundred fifty thousand, three hundred ninety-six".