4274021376 has 165 divisors, whose sum is σ = 12819536059. Its totient is φ = 1418397696.

The previous prime is 4274021371. The next prime is 4274021383. The reversal of 4274021376 is 6731204724.

The square root of 4274021376 is 65376.

It is a perfect power (a square), and thus also a powerful number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4274021376.

It is not an unprimeable number, because it can be changed into a prime (4274021371) by changing a digit.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 18828175 + ... + 18828401.

Almost surely, 2^4274021376 is an apocalyptic number.

4274021376 is the 65376-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4274021376

4274021376 is an abundant number, since it is smaller than the sum of its proper divisors (8545514683).

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

4274021376 is an frugal number, since it uses more digits than its factorization.

4274021376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 486 (or 232 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 36.

The cubic root of 4274021376 is about 1622.8519311005.

Multiplying 4274021376 by its sum of digits (36), we get a square (153864769536 = 392256²).

4274021376 divided by its sum of digits (36) gives a square (118722816 = 10896²).

The spelling of 4274021376 in words is "four billion, two hundred seventy-four million, twenty-one thousand, three hundred seventy-six".