3840070 has 32 divisors (see below), whose sum is σ = 7539840. Its totient is φ = 1399680.

The previous prime is 3840061. The next prime is 3840077. The reversal of 3840070 is 700483.

It is a super-2 number, since 2×3840070² = 29492275209800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3840077) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14035 + ... + 14305.

It is an arithmetic number, because the mean of its divisors is an integer number (235620).

Almost surely, 2^3840070 is an apocalyptic number.

3840070 is a deficient number, since it is larger than the sum of its proper divisors (3699770).

3840070 is a wasteful number, since it uses less digits than its factorization.

3840070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 400.

The product of its (nonzero) digits is 672, while the sum is 22.

The square root of 3840070 is about 1959.6096550079. The cubic root of 3840070 is about 156.5956571713.

The spelling of 3840070 in words is "three million, eight hundred forty thousand, seventy".