43020396 has 90 divisors (see below), whose sum is σ = 118034532. Its totient is φ = 13662000.

The previous prime is 43020349. The next prime is 43020403. The reversal of 43020396 is 69302034.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a zygodrome in base 3.

It is an unprimeable number.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 171271 + ... + 171521.

Almost surely, 2^43020396 is an apocalyptic number.

43020396 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 43020396, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59017266).

43020396 is an abundant number, since it is smaller than the sum of its proper divisors (75014136).

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

43020396 is a wasteful number, since it uses less digits than its factorization.

43020396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313 (or 279 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

The square root of 43020396 is about 6558.9935203505. The cubic root of 43020396 is about 350.3951889938.

The spelling of 43020396 in words is "forty-three million, twenty thousand, three hundred ninety-six".