3289404690 has 96 divisors (see below), whose sum is σ = 10047675456. Its totient is φ = 736087680.

The previous prime is 3289404689. The next prime is 3289404691. The reversal of 3289404690 is 964049823.

It is an interprime number because it is at equal distance from previous prime (3289404689) and next prime (3289404691).

It is a super-2 number, since 2×3289404690² = 21640366429187992200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (3289404691) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 114924 + ... + 140663.

It is an arithmetic number, because the mean of its divisors is an integer number (104663286).

Almost surely, 2^3289404690 is an apocalyptic number.

3289404690 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3289404690 is an abundant number, since it is smaller than the sum of its proper divisors (6758270766).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3289404690 is a wasteful number, since it uses less digits than its factorization.

3289404690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255624 (or 255621 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 45.

The square root of 3289404690 is about 57353.3319869038. The cubic root of 3289404690 is about 1487.2104752990.

The spelling of 3289404690 in words is "three billion, two hundred eighty-nine million, four hundred four thousand, six hundred ninety".