3490050421 has 16 divisors (see below), whose sum is σ = 4200211008. Its totient is φ = 2857276800.

The previous prime is 3490050413. The next prime is 3490050433. The reversal of 3490050421 is 1240500943.

It is a cyclic number.

It is not a de Polignac number, because 3490050421 - 2³ = 3490050413 is a prime.

It is a super-2 number, since 2×3490050421² = 24360903882244554482, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3490050421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3490050481) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 291771 + ... + 303496.

It is an arithmetic number, because the mean of its divisors is an integer number (262513188).

Almost surely, 2^3490050421 is an apocalyptic number.

It is an amenable number.

3490050421 is a deficient number, since it is larger than the sum of its proper divisors (710160587).

3490050421 is a wasteful number, since it uses less digits than its factorization.

3490050421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 595332.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 3490050421 is about 59076.6486947254. The cubic root of 3490050421 is about 1516.8544165968.

The spelling of 3490050421 in words is "three billion, four hundred ninety million, fifty thousand, four hundred twenty-one".