3758778 has 32 divisors (see below), whose sum is σ = 8536320. Its totient is φ = 1225440.

The previous prime is 3758761. The next prime is 3758791. The reversal of 3758778 is 8778573.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1798 + ... + 3278.

It is an arithmetic number, because the mean of its divisors is an integer number (266760).

Almost surely, 2^3758778 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3758778, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4268160).

3758778 is an abundant number, since it is smaller than the sum of its proper divisors (4777542).

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

3758778 is a wasteful number, since it uses less digits than its factorization.

3758778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1539 (or 1533 counting only the distinct ones).

The product of its digits is 329280, while the sum is 45.

The square root of 3758778 is about 1938.7568181698. The cubic root of 3758778 is about 155.4827543314.

The spelling of 3758778 in words is "three million, seven hundred fifty-eight thousand, seven hundred seventy-eight".