401049783 has 6 divisors (see below), whose sum is σ = 579294144. Its totient is φ = 267366516.

The previous prime is 401049773. The next prime is 401049791. The reversal of 401049783 is 387940104.

It is a happy number.

It is not a de Polignac number, because 401049783 - 2⁵ = 401049751 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401049773) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 22280535 + ... + 22280552.

It is an arithmetic number, because the mean of its divisors is an integer number (96549024).

Almost surely, 2^401049783 is an apocalyptic number.

401049783 is a deficient number, since it is larger than the sum of its proper divisors (178244361).

401049783 is a wasteful number, since it uses less digits than its factorization.

401049783 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44561093 (or 44561090 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 401049783 is about 20026.2273781159. The cubic root of 401049783 is about 737.4503089377.

Adding to 401049783 its reverse (387940104), we get a palindrome (788989887).

The spelling of 401049783 in words is "four hundred one million, forty-nine thousand, seven hundred eighty-three".