6425066 has 8 divisors (see below), whose sum is σ = 9970020. Its totient is φ = 3101728.

The previous prime is 6425063. The next prime is 6425071. The reversal of 6425066 is 6605246.

6425066 = T₃₄₀ + T₃₄₁ + ... + T₄₂₆.

It can be written as a sum of positive squares in 2 ways, for example, as 6105841 + 319225 = 2471^2 + 565^2 .

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 (29).

It is not an unprimeable number, because it can be changed into a prime (6425063) 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, 55331 + ... + 55446.

Almost surely, 2^6425066 is an apocalyptic number.

6425066 is a deficient number, since it is larger than the sum of its proper divisors (3544954).

6425066 is a wasteful number, since it uses less digits than its factorization.

6425066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110808.

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 6425066 is about 2534.7713900863. The cubic root of 6425066 is about 185.9056252260.

The spelling of 6425066 in words is "six million, four hundred twenty-five thousand, sixty-six".