3672645398 has 4 divisors (see below), whose sum is σ = 5508968100. Its totient is φ = 1836322698.

The previous prime is 3672645373. The next prime is 3672645407. The reversal of 3672645398 is 8935462763.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 918161348 + ... + 918161351.

It is an arithmetic number, because the mean of its divisors is an integer number (1377242025).

Almost surely, 2^3672645398 is an apocalyptic number.

3672645398 is a deficient number, since it is larger than the sum of its proper divisors (1836322702).

3672645398 is a wasteful number, since it uses less digits than its factorization.

3672645398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1836322701.

The product of its digits is 6531840, while the sum is 53.

The square root of 3672645398 is about 60602.3547232284. The cubic root of 3672645398 is about 1542.8593358100.

The spelling of 3672645398 in words is "three billion, six hundred seventy-two million, six hundred forty-five thousand, three hundred ninety-eight".