387371446 has 32 divisors (see below), whose sum is σ = 725598720. Its totient is φ = 150681600.

The previous prime is 387371441. The next prime is 387371447. The reversal of 387371446 is 644173783.

It is a super-2 number, since 2×387371446² = 300113274352261832, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (387371441) 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, 116791 + ... + 120061.

It is an arithmetic number, because the mean of its divisors is an integer number (22674960).

Almost surely, 2^387371446 is an apocalyptic number.

387371446 is a deficient number, since it is larger than the sum of its proper divisors (338227274).

387371446 is a wasteful number, since it uses less digits than its factorization.

387371446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4060.

The product of its digits is 338688, while the sum is 43.

The square root of 387371446 is about 19681.7541393037. The cubic root of 387371446 is about 728.9692376830.

The spelling of 387371446 in words is "three hundred eighty-seven million, three hundred seventy-one thousand, four hundred forty-six".