3857046 has 16 divisors (see below), whose sum is σ = 7733424. Its totient is φ = 1282464.

The previous prime is 3857039. The next prime is 3857053. The reversal of 3857046 is 6407583.

It is an interprime number because it is at equal distance from previous prime (3857039) and next prime (3857053).

It is a super-2 number, since 2×3857046² = 29753607692232, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3856998 and 3857016.

It is a congruent 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 7 ways as a sum of consecutive naturals, for example, 3960 + ... + 4836.

It is an arithmetic number, because the mean of its divisors is an integer number (483339).

Almost surely, 2^3857046 is an apocalyptic number.

3857046 is an abundant number, since it is smaller than the sum of its proper divisors (3876378).

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

3857046 is a wasteful number, since it uses less digits than its factorization.

3857046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1615.

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 3857046 is about 1963.9363533475. The cubic root of 3857046 is about 156.8260748581.

The spelling of 3857046 in words is "three million, eight hundred fifty-seven thousand, forty-six".