3722409245 has 8 divisors (see below), whose sum is σ = 4470025560. Its totient is φ = 2975837760.

The previous prime is 3722409239. The next prime is 3722409281. The reversal of 3722409245 is 5429042273.

It is a happy number.

3722409245 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 7628644 + 3714780601 = 2762^2 + 60949^2 .

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

It is not a de Polignac number, because 3722409245 - 2¹² = 3722405149 is a prime.

It is a super-2 number, since 2×3722409245² = 27712661174522940050, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3722409199 and 3722409208.

It is a congruent 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, 253346 + ... + 267635.

It is an arithmetic number, because the mean of its divisors is an integer number (558753195).

Almost surely, 2^3722409245 is an apocalyptic number.

It is an amenable number.

3722409245 is a deficient number, since it is larger than the sum of its proper divisors (747616315).

3722409245 is a wasteful number, since it uses less digits than its factorization.

3722409245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 522415.

The product of its (nonzero) digits is 120960, while the sum is 38.

The square root of 3722409245 is about 61011.5500950435. The cubic root of 3722409245 is about 1549.7966080674.

The spelling of 3722409245 in words is "three billion, seven hundred twenty-two million, four hundred nine thousand, two hundred forty-five".