3979506454 has 32 divisors (see below), whose sum is σ = 7515908352. Its totient is φ = 1535100000.

The previous prime is 3979506449. The next prime is 3979506457. The reversal of 3979506454 is 4546059793.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3979506457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 112372 + ... + 143479.

It is an arithmetic number, because the mean of its divisors is an integer number (234872136).

Almost surely, 2^3979506454 is an apocalyptic number.

3979506454 is a deficient number, since it is larger than the sum of its proper divisors (3536401898).

3979506454 is a wasteful number, since it uses less digits than its factorization.

3979506454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255972.

The product of its (nonzero) digits is 4082400, while the sum is 52.

The square root of 3979506454 is about 63083.3294460589. The cubic root of 3979506454 is about 1584.6854526129.

It can be divided in two parts, 397950 and 6454, that added together give a palindrome (404404).

The spelling of 3979506454 in words is "three billion, nine hundred seventy-nine million, five hundred six thousand, four hundred fifty-four".