4070487 has 4 divisors (see below), whose sum is σ = 5427320. Its totient is φ = 2713656.

The previous prime is 4070483. The next prime is 4070489. The reversal of 4070487 is 7840704.

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

It is not a de Polignac number, because 4070487 - 2² = 4070483 is a prime.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4070483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 678412 + ... + 678417.

It is an arithmetic number, because the mean of its divisors is an integer number (1356830).

Almost surely, 2^4070487 is an apocalyptic number.

4070487 is a deficient number, since it is larger than the sum of its proper divisors (1356833).

4070487 is a wasteful number, since it uses less digits than its factorization.

4070487 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1356832.

The product of its (nonzero) digits is 6272, while the sum is 30.

The square root of 4070487 is about 2017.5447950417. The cubic root of 4070487 is about 159.6671073500.

The spelling of 4070487 in words is "four million, seventy thousand, four hundred eighty-seven".