3720235 has 8 divisors (see below), whose sum is σ = 4497696. Its totient is φ = 2953920.

The previous prime is 3720209. The next prime is 3720247. The reversal of 3720235 is 5320273.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3720235 - 2¹³ = 3712043 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2031 + ... + 3400.

It is an arithmetic number, because the mean of its divisors is an integer number (562212).

Almost surely, 2^3720235 is an apocalyptic number.

3720235 is a deficient number, since it is larger than the sum of its proper divisors (777461).

3720235 is a wasteful number, since it uses less digits than its factorization.

3720235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5573.

The product of its (nonzero) digits is 1260, while the sum is 22.

The square root of 3720235 is about 1928.7910721486. The cubic root of 3720235 is about 154.9494805876.

The spelling of 3720235 in words is "three million, seven hundred twenty thousand, two hundred thirty-five".