3706578432 has 240 divisors, whose sum is σ = 11448204768. Its totient is φ = 1151631360.

The previous prime is 3706578419. The next prime is 3706578467. The reversal of 3706578432 is 2348756073.

3706578432 is a `hidden beast` number, since 3 + 70 + 6 + 578 + 4 + 3 + 2 = 666.

3706578432 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4344918 + ... + 4345770.

Almost surely, 2^3706578432 is an apocalyptic number.

3706578432 is a gapful number since it is divisible by the number (32) 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 3706578432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5724102384).

3706578432 is an abundant number, since it is smaller than the sum of its proper divisors (7741626336).

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

3706578432 is a wasteful number, since it uses less digits than its factorization.

3706578432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 941 (or 922 counting only the distinct ones).

The product of its (nonzero) digits is 846720, while the sum is 45.

The square root of 3706578432 is about 60881.6756668211. The cubic root of 3706578432 is about 1547.5964735507.

The spelling of 3706578432 in words is "three billion, seven hundred six million, five hundred seventy-eight thousand, four hundred thirty-two".