4355240 has 16 divisors (see below), whose sum is σ = 9799380. Its totient is φ = 1742080.

The previous prime is 4355231. The next prime is 4355243. The reversal of 4355240 is 425534.

It can be written as a sum of positive squares in 2 ways, for example, as 4351396 + 3844 = 2086^2 + 62^2 .

It is not an unprimeable number, because it can be changed into a prime (4355243) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54401 + ... + 54480.

Almost surely, 2^4355240 is an apocalyptic number.

4355240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4355240 is an abundant number, since it is smaller than the sum of its proper divisors (5444140).

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

4355240 is a wasteful number, since it uses less digits than its factorization.

4355240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108892 (or 108888 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 23.

The square root of 4355240 is about 2086.9211772369. The cubic root of 4355240 is about 163.3067104555.

The spelling of 4355240 in words is "four million, three hundred fifty-five thousand, two hundred forty".