53694396 has 108 divisors (see below), whose sum is σ = 160797000. Its totient is φ = 15059520.

The previous prime is 53694391. The next prime is 53694427. The reversal of 53694396 is 69349635.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53694391) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 107355 + ... + 107853.

Almost surely, 2^53694396 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 53694396, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80398500).

53694396 is an abundant number, since it is smaller than the sum of its proper divisors (107102604).

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

53694396 is a wasteful number, since it uses less digits than its factorization.

53694396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 584 (or 572 counting only the distinct ones).

The product of its digits is 524880, while the sum is 45.

The square root of 53694396 is about 7327.6460067337. The cubic root of 53694396 is about 377.2619343099.

The spelling of 53694396 in words is "fifty-three million, six hundred ninety-four thousand, three hundred ninety-six".