3400220687 has 8 divisors (see below), whose sum is σ = 3473406912. Its totient is φ = 3327069600.

The previous prime is 3400220669. The next prime is 3400220689. The reversal of 3400220687 is 7860220043.

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 3400220687 - 2¹² = 3400216591 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 (3400220689) 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, 307637 + ... + 318497.

It is an arithmetic number, because the mean of its divisors is an integer number (434175864).

Almost surely, 2^3400220687 is an apocalyptic number.

3400220687 is a deficient number, since it is larger than the sum of its proper divisors (73186225).

3400220687 is a wasteful number, since it uses less digits than its factorization.

3400220687 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17569.

The product of its (nonzero) digits is 16128, while the sum is 32.

The square root of 3400220687 is about 58311.4112931594. The cubic root of 3400220687 is about 1503.7271294079.

The spelling of 3400220687 in words is "three billion, four hundred million, two hundred twenty thousand, six hundred eighty-seven".