4035649493 has 4 divisors (see below), whose sum is σ = 4056559788. Its totient is φ = 4014739200.

The previous prime is 4035649487. The next prime is 4035649517. The reversal of 4035649493 is 3949465304.

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 1533348964 + 2502300529 = 39158^2 + 50023^2 .

It is a cyclic number.

It is not a de Polignac number, because 4035649493 - 2¹⁴ = 4035633109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4035649403) 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, 10454858 + ... + 10455243.

It is an arithmetic number, because the mean of its divisors is an integer number (1014139947).

Almost surely, 2^4035649493 is an apocalyptic number.

It is an amenable number.

4035649493 is a deficient number, since it is larger than the sum of its proper divisors (20910295).

4035649493 is a wasteful number, since it uses less digits than its factorization.

4035649493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20910294.

The product of its (nonzero) digits is 1399680, while the sum is 47.

The square root of 4035649493 is about 63526.7620220014. The cubic root of 4035649493 is about 1592.1029480502.

The spelling of 4035649493 in words is "four billion, thirty-five million, six hundred forty-nine thousand, four hundred ninety-three".