406020593 has 8 divisors (see below), whose sum is σ = 443248416. Its totient is φ = 368845600.

The previous prime is 406020583. The next prime is 406020607. The reversal of 406020593 is 395020604.

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

It is a cyclic number.

It is not a de Polignac number, because 406020593 - 2¹² = 406016497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (406020583) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3830 + ... + 28752.

It is an arithmetic number, because the mean of its divisors is an integer number (55406052).

Almost surely, 2^406020593 is an apocalyptic number.

It is an amenable number.

406020593 is a deficient number, since it is larger than the sum of its proper divisors (37227823).

406020593 is a wasteful number, since it uses less digits than its factorization.

406020593 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26415.

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 406020593 is about 20149.9526798452. The cubic root of 406020593 is about 740.4845821683.

The spelling of 406020593 in words is "four hundred six million, twenty thousand, five hundred ninety-three".