3540535698 has 64 divisors (see below), whose sum is σ = 8325319680. Its totient is φ = 982590912.

The previous prime is 3540535693. The next prime is 3540535703. The reversal of 3540535698 is 8965350453.

It is an interprime number because it is at equal distance from previous prime (3540535693) and next prime (3540535703).

It is not an unprimeable number, because it can be changed into a prime (3540535693) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1146865 + ... + 1149947.

It is an arithmetic number, because the mean of its divisors is an integer number (130083120).

Almost surely, 2^3540535698 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3540535698, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4162659840).

3540535698 is an abundant number, since it is smaller than the sum of its proper divisors (4784783982).

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

3540535698 is a wasteful number, since it uses less digits than its factorization.

3540535698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3871.

The product of its (nonzero) digits is 1944000, while the sum is 48.

The square root of 3540535698 is about 59502.4007750948. The cubic root of 3540535698 is about 1524.1334427211.

The spelling of 3540535698 in words is "three billion, five hundred forty million, five hundred thirty-five thousand, six hundred ninety-eight".