3500044401 has 8 divisors (see below), whose sum is σ = 5333401024. Its totient is φ = 2000025360.

The previous prime is 3500044313. The next prime is 3500044411. The reversal of 3500044401 is 1044400053.

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

It is not a de Polignac number, because 3500044401 - 2¹⁸ = 3499782257 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 166668781 = 3500044401 / (3 + 5 + 0 + 0 + 0 + 4 + 4 + 4 + 0 + 1).

It is not an unprimeable number, because it can be changed into a prime (3500044411) 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, 83334370 + ... + 83334411.

It is an arithmetic number, because the mean of its divisors is an integer number (666675128).

Almost surely, 2^3500044401 is an apocalyptic number.

It is an amenable number.

3500044401 is a deficient number, since it is larger than the sum of its proper divisors (1833356623).

3500044401 is a wasteful number, since it uses less digits than its factorization.

3500044401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166668791.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 3500044401 is about 59161.1730867467. The cubic root of 3500044401 is about 1518.3009062720.

Adding to 3500044401 its reverse (1044400053), we get a palindrome (4544444454).

It can be divided in two parts, 35000 and 44401, that added together give a triangular number (79401 = T₃₉₈).

The spelling of 3500044401 in words is "three billion, five hundred million, forty-four thousand, four hundred one".