3540297930 has 256 divisors, whose sum is σ = 10133544960. Its totient is φ = 783820800.

The previous prime is 3540297913. The next prime is 3540297941. The reversal of 3540297930 is 397920453.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 13063695 + ... + 13063965.

It is an arithmetic number, because the mean of its divisors is an integer number (39584160).

Almost surely, 2^3540297930 is an apocalyptic number.

3540297930 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 3540297930, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5066772480).

3540297930 is an abundant number, since it is smaller than the sum of its proper divisors (6593247030).

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

3540297930 is a wasteful number, since it uses less digits than its factorization.

3540297930 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 397.

The product of its (nonzero) digits is 204120, while the sum is 42.

The square root of 3540297930 is about 59500.4027717460. The cubic root of 3540297930 is about 1524.0993237531.

The spelling of 3540297930 in words is "three billion, five hundred forty million, two hundred ninety-seven thousand, nine hundred thirty".