1475894540 has 24 divisors (see below), whose sum is σ = 3262504560. Its totient is φ = 559286208.

The previous prime is 1475894473. The next prime is 1475894543. The reversal of 1475894540 is 454985741.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1475894543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1941587 + ... + 1942346.

It is an arithmetic number, because the mean of its divisors is an integer number (135937690).

Almost surely, 2^1475894540 is an apocalyptic number.

1475894540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1475894540 is an abundant number, since it is smaller than the sum of its proper divisors (1786610020).

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

1475894540 is a wasteful number, since it uses less digits than its factorization.

1475894540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3883961 (or 3883959 counting only the distinct ones).

The product of its (nonzero) digits is 806400, while the sum is 47.

The square root of 1475894540 is about 38417.3728930025. The cubic root of 1475894540 is about 1138.5491289274.

The spelling of 1475894540 in words is "one billion, four hundred seventy-five million, eight hundred ninety-four thousand, five hundred forty".