3330129494 has 4 divisors (see below), whose sum is σ = 4995194244. Its totient is φ = 1665064746.

The previous prime is 3330129469. The next prime is 3330129499. The reversal of 3330129494 is 4949210333.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×3330129494² = 22179524893617392072, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3330129499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 832532372 + ... + 832532375.

It is an arithmetic number, because the mean of its divisors is an integer number (1248798561).

Almost surely, 2^3330129494 is an apocalyptic number.

3330129494 is a deficient number, since it is larger than the sum of its proper divisors (1665064750).

3330129494 is a wasteful number, since it uses less digits than its factorization.

3330129494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1665064749.

The product of its (nonzero) digits is 69984, while the sum is 38.

The square root of 3330129494 is about 57707.2741861890. The cubic root of 3330129494 is about 1493.3228387447.

The spelling of 3330129494 in words is "three billion, three hundred thirty million, one hundred twenty-nine thousand, four hundred ninety-four".