3628521407 has 8 divisors (see below), whose sum is σ = 4151296032. Its totient is φ = 3106850400.

The previous prime is 3628521373. The next prime is 3628521437. The reversal of 3628521407 is 7041258263.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 3628521407 - 2¹² = 3628517311 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3628521437) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 268844 + ... + 282017.

It is an arithmetic number, because the mean of its divisors is an integer number (518912004).

Almost surely, 2^3628521407 is an apocalyptic number.

3628521407 is a deficient number, since it is larger than the sum of its proper divisors (522774625).

3628521407 is an equidigital number, since it uses as much as digits as its factorization.

3628521407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 551809.

The product of its (nonzero) digits is 80640, while the sum is 38.

The square root of 3628521407 is about 60237.2094888201. The cubic root of 3628521407 is about 1536.6556715386.

The spelling of 3628521407 in words is "three billion, six hundred twenty-eight million, five hundred twenty-one thousand, four hundred seven".