236428416 has 256 divisors, whose sum is σ = 827424000. Its totient is φ = 65028096.

The previous prime is 236428393. The next prime is 236428429. The reversal of 236428416 is 614824632.

236428416 is a `hidden beast` number, since 2 + 3 + 642 + 8 + 4 + 1 + 6 = 666.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

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

It is a nude number because it is divisible by every one of its digits.

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, 701400 + ... + 701736.

It is an arithmetic number, because the mean of its divisors is an integer number (3232125).

Almost surely, 2^236428416 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 236428416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (413712000).

236428416 is an abundant number, since it is smaller than the sum of its proper divisors (590995584).

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

236428416 is a wasteful number, since it uses less digits than its factorization.

236428416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 396 (or 378 counting only the distinct ones).

The product of its digits is 55296, while the sum is 36.

The square root of 236428416 is about 15376.2289264956. The cubic root of 236428416 is about 618.3483755460.

The spelling of 236428416 in words is "two hundred thirty-six million, four hundred twenty-eight thousand, four hundred sixteen".