339987487 has 16 divisors (see below), whose sum is σ = 399756352. Its totient is φ = 283046400.

The previous prime is 339987469. The next prime is 339987493. The reversal of 339987487 is 784789933.

It is not a de Polignac number, because 339987487 - 2⁷ = 339987359 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (339987497) 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, 282487 + ... + 283687.

It is an arithmetic number, because the mean of its divisors is an integer number (24984772).

Almost surely, 2^339987487 is an apocalyptic number.

339987487 is a gapful number since it is divisible by the number (37) formed by its first and last digit.

339987487 is a deficient number, since it is larger than the sum of its proper divisors (59768865).

339987487 is a wasteful number, since it uses less digits than its factorization.

339987487 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2338.

The product of its digits is 9144576, while the sum is 58.

The square root of 339987487 is about 18438.7496051115. The cubic root of 339987487 is about 697.9446423423.

The spelling of 339987487 in words is "three hundred thirty-nine million, nine hundred eighty-seven thousand, four hundred eighty-seven".