406250506 has 8 divisors (see below), whose sum is σ = 612566784. Its totient is φ = 202061580.

The previous prime is 406250501. The next prime is 406250543. The reversal of 406250506 is 605052604.

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

It is not an unprimeable number, because it can be changed into a prime (406250501) 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, 531360 + ... + 532123.

It is an arithmetic number, because the mean of its divisors is an integer number (76570848).

Almost surely, 2^406250506 is an apocalyptic number.

406250506 is a deficient number, since it is larger than the sum of its proper divisors (206316278).

406250506 is a wasteful number, since it uses less digits than its factorization.

406250506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1063676.

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 406250506 is about 20155.6569230576. The cubic root of 406250506 is about 740.6243245936.

The spelling of 406250506 in words is "four hundred six million, two hundred fifty thousand, five hundred six".