43097420 has 12 divisors (see below), whose sum is σ = 90504624. Its totient is φ = 17238960.

The previous prime is 43097419. The next prime is 43097441. The reversal of 43097420 is 2479034.

It is a super-2 number, since 2×43097420² = 3714775221312800, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1077416 + ... + 1077455.

It is an arithmetic number, because the mean of its divisors is an integer number (7542052).

Almost surely, 2^43097420 is an apocalyptic number.

It is an amenable number.

43097420 is an abundant number, since it is smaller than the sum of its proper divisors (47407204).

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

43097420 is a wasteful number, since it uses less digits than its factorization.

43097420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2154880 (or 2154878 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 43097420 is about 6564.8625271212. The cubic root of 43097420 is about 350.6041809337.

The spelling of 43097420 in words is "forty-three million, ninety-seven thousand, four hundred twenty".