4003427402 has 8 divisors (see below), whose sum is σ = 6467075076. Its totient is φ = 1847735712.

The previous prime is 4003427401. The next prime is 4003427431. The reversal of 4003427402 is 2047243004.

It can be written as a sum of positive squares in 2 ways, for example, as 4002966361 + 461041 = 63269^2 + 679^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (26), and also a Moran number because the ratio is a prime number: 153977977 = 4003427402 / (4 + 0 + 0 + 3 + 4 + 2 + 7 + 4 + 0 + 2).

It is not an unprimeable number, because it can be changed into a prime (4003427401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76988963 + ... + 76989014.

Almost surely, 2^4003427402 is an apocalyptic number.

4003427402 is a deficient number, since it is larger than the sum of its proper divisors (2463647674).

4003427402 is a wasteful number, since it uses less digits than its factorization.

4003427402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153977992.

The product of its (nonzero) digits is 5376, while the sum is 26.

The square root of 4003427402 is about 63272.6433934919. The cubic root of 4003427402 is about 1587.8543109961.

The spelling of 4003427402 in words is "four billion, three million, four hundred twenty-seven thousand, four hundred two".