387046307 has 4 divisors (see below), whose sum is σ = 397507056. Its totient is φ = 376585560.

The previous prime is 387046301. The next prime is 387046339. The reversal of 387046307 is 703640783.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 387046307 - 2⁶ = 387046243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (387046301) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5230319 + ... + 5230392.

It is an arithmetic number, because the mean of its divisors is an integer number (99376764).

Almost surely, 2^387046307 is an apocalyptic number.

387046307 is a gapful number since it is divisible by the number (37) formed by its first and last digit.

387046307 is a deficient number, since it is larger than the sum of its proper divisors (10460749).

387046307 is a wasteful number, since it uses less digits than its factorization.

387046307 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10460748.

The product of its (nonzero) digits is 84672, while the sum is 38.

The square root of 387046307 is about 19673.4924962499. The cubic root of 387046307 is about 728.7652279181.

The spelling of 387046307 in words is "three hundred eighty-seven million, forty-six thousand, three hundred seven".