3670623421 has 4 divisors (see below), whose sum is σ = 3673035072. Its totient is φ = 3668211772.

The previous prime is 3670623389. The next prime is 3670623499. The reversal of 3670623421 is 1243260763.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3670623421 - 2⁵ = 3670623389 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 (3670627421) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 1203541 + ... + 1206586.

It is an arithmetic number, because the mean of its divisors is an integer number (918258768).

Almost surely, 2^3670623421 is an apocalyptic number.

It is an amenable number.

3670623421 is a deficient number, since it is larger than the sum of its proper divisors (2411651).

3670623421 is a wasteful number, since it uses less digits than its factorization.

3670623421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2411650.

The product of its (nonzero) digits is 36288, while the sum is 34.

The square root of 3670623421 is about 60585.6700961539. The cubic root of 3670623421 is about 1542.5761431398.

The spelling of 3670623421 in words is "three billion, six hundred seventy million, six hundred twenty-three thousand, four hundred twenty-one".