1672706376 has 160 divisors (see below), whose sum is σ = 5196185280. Its totient is φ = 498441600.

The previous prime is 1672706353. The next prime is 1672706377. The reversal of 1672706376 is 6736072761.

1672706376 is a `hidden beast` number, since 1 + 6 + 7 + 2 + 7 + 0 + 637 + 6 = 666.

1672706376 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1672706376² = 5595893240622106752, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1672706377) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 432885 + ... + 436731.

It is an arithmetic number, because the mean of its divisors is an integer number (32476158).

Almost surely, 2^1672706376 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1672706376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2598092640).

1672706376 is an abundant number, since it is smaller than the sum of its proper divisors (3523478904).

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

1672706376 is a wasteful number, since it uses less digits than its factorization.

1672706376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3937 (or 3924 counting only the distinct ones).

The product of its (nonzero) digits is 444528, while the sum is 45.

The square root of 1672706376 is about 40898.7331833151. The cubic root of 1672706376 is about 1187.0615484348.

The spelling of 1672706376 in words is "one billion, six hundred seventy-two million, seven hundred six thousand, three hundred seventy-six".