3448620690 has 32 divisors (see below), whose sum is σ = 8636547456. Its totient is φ = 879648000.

The previous prime is 3448620689. The next prime is 3448620739. The reversal of 3448620690 is 960268443.

It is a happy number.

3448620690 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×3448620690² = 23785969326992152200, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2498311 + ... + 2499690.

It is an arithmetic number, because the mean of its divisors is an integer number (269892108).

Almost surely, 2^3448620690 is an apocalyptic number.

3448620690 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3448620690 is an abundant number, since it is smaller than the sum of its proper divisors (5187926766).

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

3448620690 is a wasteful number, since it uses less digits than its factorization.

3448620690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4998034.

The product of its (nonzero) digits is 248832, while the sum is 42.

The square root of 3448620690 is about 58724.9579821050. The cubic root of 3448620690 is about 1510.8284111298.

The spelling of 3448620690 in words is "three billion, four hundred forty-eight million, six hundred twenty thousand, six hundred ninety".