617433401 has 4 divisors (see below), whose sum is σ = 664928292. Its totient is φ = 569938512.

The previous prime is 617433373. The next prime is 617433437. The reversal of 617433401 is 104334716.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 345216400 + 272217001 = 18580^2 + 16499^2 .

It is not a de Polignac number, because 617433401 - 2⁶ = 617433337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (617433491) 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, 23747426 + ... + 23747451.

It is an arithmetic number, because the mean of its divisors is an integer number (166232073).

Almost surely, 2^617433401 is an apocalyptic number.

It is an amenable number.

617433401 is a deficient number, since it is larger than the sum of its proper divisors (47494891).

617433401 is a wasteful number, since it uses less digits than its factorization.

617433401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47494890.

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 617433401 is about 24848.2071989107. The cubic root of 617433401 is about 851.5236344797.

The spelling of 617433401 in words is "six hundred seventeen million, four hundred thirty-three thousand, four hundred one".