635354945 has 8 divisors (see below), whose sum is σ = 762572544. Its totient is φ = 508186224.

The previous prime is 635354917. The next prime is 635354953. The reversal of 635354945 is 549453536.

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 635354945 - 2⁸ = 635354689 is a prime.

It is a super-2 number, since 2×635354945² = 807351812271906050, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 635354896 and 635354905.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29072 + ... + 45998.

It is an arithmetic number, because the mean of its divisors is an integer number (95321568).

Almost surely, 2^635354945 is an apocalyptic number.

It is an amenable number.

635354945 is a deficient number, since it is larger than the sum of its proper divisors (127217599).

635354945 is a wasteful number, since it uses less digits than its factorization.

635354945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24439.

The product of its digits is 972000, while the sum is 44.

The square root of 635354945 is about 25206.2481341432. The cubic root of 635354945 is about 859.6839225152.

The spelling of 635354945 in words is "six hundred thirty-five million, three hundred fifty-four thousand, nine hundred forty-five".