3402220787 has 8 divisors (see below), whose sum is σ = 3890345472. Its totient is φ = 2914619400.

The previous prime is 3402220751. The next prime is 3402220799. The reversal of 3402220787 is 7870222043.

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

It is not a de Polignac number, because 3402220787 - 2¹⁰ = 3402219763 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3402220747) 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 7 ways as a sum of consecutive naturals, for example, 116789 + ... + 142982.

It is an arithmetic number, because the mean of its divisors is an integer number (486293184).

Almost surely, 2^3402220787 is an apocalyptic number.

3402220787 is a deficient number, since it is larger than the sum of its proper divisors (488124685).

3402220787 is a wasteful number, since it uses less digits than its factorization.

3402220787 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261649.

The product of its (nonzero) digits is 37632, while the sum is 35.

The square root of 3402220787 is about 58328.5589312817. The cubic root of 3402220787 is about 1504.0219156765.

The spelling of 3402220787 in words is "three billion, four hundred two million, two hundred twenty thousand, seven hundred eighty-seven".