3781048 has 8 divisors (see below), whose sum is σ = 7089480. Its totient is φ = 1890520.

The previous prime is 3781007. The next prime is 3781079. The reversal of 3781048 is 8401873.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 236308 + ... + 236323.

It is an arithmetic number, because the mean of its divisors is an integer number (886185).

Almost surely, 2^3781048 is an apocalyptic number.

It is an amenable number.

3781048 is a deficient number, since it is larger than the sum of its proper divisors (3308432).

3781048 is a wasteful number, since it uses less digits than its factorization.

3781048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 472637 (or 472633 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 31.

The square root of 3781048 is about 1944.4917073621. The cubic root of 3781048 is about 155.7892178465.

The spelling of 3781048 in words is "three million, seven hundred eighty-one thousand, forty-eight".