424270406 has 32 divisors (see below), whose sum is σ = 766635840. Its totient is φ = 172238976.

The previous prime is 424270381. The next prime is 424270409. The reversal of 424270406 is 604072424.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424270409) 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, 11660 + ... + 31376.

It is an arithmetic number, because the mean of its divisors is an integer number (23957370).

Almost surely, 2^424270406 is an apocalyptic number.

424270406 is a deficient number, since it is larger than the sum of its proper divisors (342365434).

424270406 is a wasteful number, since it uses less digits than its factorization.

424270406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19808.

The product of its (nonzero) digits is 10752, while the sum is 29.

The square root of 424270406 is about 20597.8252735574. The cubic root of 424270406 is about 751.4168216550.

The spelling of 424270406 in words is "four hundred twenty-four million, two hundred seventy thousand, four hundred six".