1468540740 has 24 divisors (see below), whose sum is σ = 4111914240. Its totient is φ = 391610848.

The previous prime is 1468540729. The next prime is 1468540753. The reversal of 1468540740 is 470458641.

It is a super-2 number, since 2×1468540740² = 4313223810079495200, which contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 12237780 + ... + 12237899.

It is an arithmetic number, because the mean of its divisors is an integer number (171329760).

Almost surely, 2^1468540740 is an apocalyptic number.

1468540740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1468540740 is an abundant number, since it is smaller than the sum of its proper divisors (2643373500).

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

1468540740 is a wasteful number, since it uses less digits than its factorization.

1468540740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24475691 (or 24475689 counting only the distinct ones).

The product of its (nonzero) digits is 107520, while the sum is 39.

The square root of 1468540740 is about 38321.5440711879. The cubic root of 1468540740 is about 1136.6549992161.

The spelling of 1468540740 in words is "one billion, four hundred sixty-eight million, five hundred forty thousand, seven hundred forty".