3778542 has 32 divisors (see below), whose sum is σ = 8467200. Its totient is φ = 1248984.

The previous prime is 3778531. The next prime is 3778571. The reversal of 3778542 is 2458773.

It is a d-powerful number, because it can be written as 3¹³ + 7³ + 7³ + 8⁷ + 5⁷ + 4³ + 2¹³ .

It is a junction number, because it is equal to n+sod(n) for n = 3778497 and 3778506.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8809 + ... + 9227.

It is an arithmetic number, because the mean of its divisors is an integer number (264600).

Almost surely, 2^3778542 is an apocalyptic number.

3778542 is an abundant number, since it is smaller than the sum of its proper divisors (4688658).

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

3778542 is a wasteful number, since it uses less digits than its factorization.

3778542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 597 (or 591 counting only the distinct ones).

The product of its digits is 47040, while the sum is 36.

The square root of 3778542 is about 1943.8472162184. The cubic root of 3778542 is about 155.7547922884.

The spelling of 3778542 in words is "three million, seven hundred seventy-eight thousand, five hundred forty-two".