3870424509 has 32 divisors (see below), whose sum is σ = 5952528384. Its totient is φ = 2191242240.

The previous prime is 3870424489. The next prime is 3870424513. The reversal of 3870424509 is 9054240783.

It is not a de Polignac number, because 3870424509 - 2⁷ = 3870424381 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3870424589) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1064124 + ... + 1067754.

It is an arithmetic number, because the mean of its divisors is an integer number (186016512).

Almost surely, 2^3870424509 is an apocalyptic number.

It is an amenable number.

3870424509 is a deficient number, since it is larger than the sum of its proper divisors (2082103875).

3870424509 is a wasteful number, since it uses less digits than its factorization.

3870424509 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4097.

The product of its (nonzero) digits is 241920, while the sum is 42.

The square root of 3870424509 is about 62212.7359067257. The cubic root of 3870424509 is about 1570.0718737296.

The spelling of 3870424509 in words is "three billion, eight hundred seventy million, four hundred twenty-four thousand, five hundred nine".