4391353140 has 48 divisors (see below), whose sum is σ = 12628113792. Its totient is φ = 1139377536.

The previous prime is 4391353117. The next prime is 4391353157. The reversal of 4391353140 is 413531934.

It is a happy number.

It is a congruent number.

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, 986824 + ... + 991263.

It is an arithmetic number, because the mean of its divisors is an integer number (263085704).

Almost surely, 2^4391353140 is an apocalyptic number.

It is an amenable number.

4391353140 is an abundant number, since it is smaller than the sum of its proper divisors (8236760652).

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

4391353140 is a wasteful number, since it uses less digits than its factorization.

4391353140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1978136 (or 1978134 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 33.

The square root of 4391353140 is about 66267.2855940244. The cubic root of 4391353140 is about 1637.5684196496.

The spelling of 4391353140 in words is "four billion, three hundred ninety-one million, three hundred fifty-three thousand, one hundred forty".