4236455940 has 48 divisors (see below), whose sum is σ = 11865413952. Its totient is φ = 1129403776.

The previous prime is 4236455911. The next prime is 4236455963. The reversal of 4236455940 is 495546324.

It is a super-2 number, since 2×4236455940² = 35895117863122567200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4236455892 and 4236455901.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 270607 + ... + 285833.

It is an arithmetic number, because the mean of its divisors is an integer number (247196124).

Almost surely, 2^4236455940 is an apocalyptic number.

It is an amenable number.

4236455940 is an abundant number, since it is smaller than the sum of its proper divisors (7628958012).

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

4236455940 is a wasteful number, since it uses less digits than its factorization.

4236455940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19876 (or 19874 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 42.

The square root of 4236455940 is about 65088.0629608840. The cubic root of 4236455940 is about 1618.0833834049.

The spelling of 4236455940 in words is "four billion, two hundred thirty-six million, four hundred fifty-five thousand, nine hundred forty".