1494460140 has 96 divisors (see below), whose sum is σ = 4448654784. Its totient is φ = 373555200.

The previous prime is 1494460111. The next prime is 1494460159. The reversal of 1494460140 is 410644941.

It is a super-2 number, since 2×1494460140² = 4466822220097639200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 259290 + ... + 264990.

It is an arithmetic number, because the mean of its divisors is an integer number (46340154).

Almost surely, 2^1494460140 is an apocalyptic number.

1494460140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1494460140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2224327392).

1494460140 is an abundant number, since it is smaller than the sum of its proper divisors (2954194644).

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

1494460140 is a wasteful number, since it uses less digits than its factorization.

1494460140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5987 (or 5985 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 33.

The square root of 1494460140 is about 38658.2480203126. The cubic root of 1494460140 is about 1143.3032692944.

The spelling of 1494460140 in words is "one billion, four hundred ninety-four million, four hundred sixty thousand, one hundred forty".