3977723046 has 16 divisors (see below), whose sum is σ = 8678668608. Its totient is φ = 1205370600.

The previous prime is 3977723039. The next prime is 3977723051. The reversal of 3977723046 is 6403277793.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 3977722986 and 3977723004.

It is a congruent number.

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, 30134200 + ... + 30134331.

It is an arithmetic number, because the mean of its divisors is an integer number (542416788).

Almost surely, 2^3977723046 is an apocalyptic number.

3977723046 is an abundant number, since it is smaller than the sum of its proper divisors (4700945562).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3977723046 is a wasteful number, since it uses less digits than its factorization.

3977723046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60268547.

The product of its (nonzero) digits is 1333584, while the sum is 48.

The square root of 3977723046 is about 63069.1925269382. The cubic root of 3977723046 is about 1584.4486926840.

The spelling of 3977723046 in words is "three billion, nine hundred seventy-seven million, seven hundred twenty-three thousand, forty-six".