386267481 has 8 divisors (see below), whose sum is σ = 572248160. Its totient is φ = 257511636.

The previous prime is 386267449. The next prime is 386267491. The reversal of 386267481 is 184762683.

386267481 is a `hidden beast` number, since 386 + 267 + 4 + 8 + 1 = 666.

It is not a de Polignac number, because 386267481 - 2⁵ = 386267449 is a prime.

It is a super-2 number, since 2×386267481² = 298405133756170722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (386267491) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7153075 + ... + 7153128.

It is an arithmetic number, because the mean of its divisors is an integer number (71531020).

Almost surely, 2^386267481 is an apocalyptic number.

It is an amenable number.

386267481 is a deficient number, since it is larger than the sum of its proper divisors (185980679).

386267481 is a wasteful number, since it uses less digits than its factorization.

386267481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14306212 (or 14306206 counting only the distinct ones).

The product of its digits is 387072, while the sum is 45.

The square root of 386267481 is about 19653.6887377408. The cubic root of 386267481 is about 728.2760853835.

The spelling of 386267481 in words is "three hundred eighty-six million, two hundred sixty-seven thousand, four hundred eighty-one".