3490149918 has 16 divisors (see below), whose sum is σ = 6980924160. Its totient is φ = 1163279256.

The previous prime is 3490149889. The next prime is 3490149931. The reversal of 3490149918 is 8199410943.

It is a super-2 number, since 2×3490149918² = 24362292900230813448, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79723 + ... + 115481.

It is an arithmetic number, because the mean of its divisors is an integer number (436307760).

Almost surely, 2^3490149918 is an apocalyptic number.

3490149918 is an abundant number, since it is smaller than the sum of its proper divisors (3490774242).

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

3490149918 is a wasteful number, since it uses less digits than its factorization.

3490149918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52031.

The product of its (nonzero) digits is 279936, while the sum is 48.

The square root of 3490149918 is about 59077.4907896400. The cubic root of 3490149918 is about 1516.8688310046.

The spelling of 3490149918 in words is "three billion, four hundred ninety million, one hundred forty-nine thousand, nine hundred eighteen".