3490387758 has 72 divisors (see below), whose sum is σ = 8933525640. Its totient is φ = 976322880.

The previous prime is 3490387753. The next prime is 3490387777. The reversal of 3490387758 is 8577830943.

3490387758 is a `hidden beast` number, since 3 + 490 + 3 + 87 + 75 + 8 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3490387751) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 18693 + ... + 85616.

It is an arithmetic number, because the mean of its divisors is an integer number (124076745).

Almost surely, 2^3490387758 is an apocalyptic number.

3490387758 is an abundant number, since it is smaller than the sum of its proper divisors (5443137882).

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

3490387758 is a wasteful number, since it uses less digits than its factorization.

3490387758 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104354 (or 104338 counting only the distinct ones).

The product of its (nonzero) digits is 5080320, while the sum is 54.

The square root of 3490387758 is about 59079.5037047536. The cubic root of 3490387758 is about 1516.9032864383.

The spelling of 3490387758 in words is "three billion, four hundred ninety million, three hundred eighty-seven thousand, seven hundred fifty-eight".