3261420146 has 8 divisors (see below), whose sum is σ = 4996218240. Its totient is φ = 1596014068.

The previous prime is 3261420139. The next prime is 3261420157. The reversal of 3261420146 is 6410241623.

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

It is a super-2 number, since 2×3261420146² = 21273722737469322632, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17347886 + ... + 17348073.

It is an arithmetic number, because the mean of its divisors is an integer number (624527280).

Almost surely, 2^3261420146 is an apocalyptic number.

3261420146 is a deficient number, since it is larger than the sum of its proper divisors (1734798094).

3261420146 is a wasteful number, since it uses less digits than its factorization.

3261420146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34696008.

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 3261420146 is about 57108.8447265395. The cubic root of 3261420146 is about 1482.9809873997.

Adding to 3261420146 its reverse (6410241623), we get a palindrome (9671661769).

The spelling of 3261420146 in words is "three billion, two hundred sixty-one million, four hundred twenty thousand, one hundred forty-six".