3420642515 has 8 divisors (see below), whose sum is σ = 4105492560. Its totient is φ = 2736032992.

The previous prime is 3420642499. The next prime is 3420642553. The reversal of 3420642515 is 5152460243.

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 3420642515 - 2⁴ = 3420642499 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27200 + ... + 87069.

It is an arithmetic number, because the mean of its divisors is an integer number (513186570).

Almost surely, 2^3420642515 is an apocalyptic number.

3420642515 is a deficient number, since it is larger than the sum of its proper divisors (684850045).

3420642515 is a wasteful number, since it uses less digits than its factorization.

3420642515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120261.

The product of its (nonzero) digits is 28800, while the sum is 32.

The square root of 3420642515 is about 58486.2591982083. The cubic root of 3420642515 is about 1506.7315992641.

The spelling of 3420642515 in words is "three billion, four hundred twenty million, six hundred forty-two thousand, five hundred fifteen".