1493907417 has 6 divisors (see below), whose sum is σ = 2157866282. Its totient is φ = 995938272.

The previous prime is 1493907397. The next prime is 1493907451. The reversal of 1493907417 is 7147093941.

1493907417 is a `hidden beast` number, since 1 + 493 + 90 + 74 + 1 + 7 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1280279961 + 213627456 = 35781^2 + 14616^2 .

It is not a de Polignac number, because 1493907417 - 2⁶ = 1493907353 is a prime.

It is a super-2 number, since 2×1493907417² = 4463518741135223778, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1493907817) 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 5 ways as a sum of consecutive naturals, for example, 82994848 + ... + 82994865.

Almost surely, 2^1493907417 is an apocalyptic number.

It is an amenable number.

1493907417 is a deficient number, since it is larger than the sum of its proper divisors (663958865).

1493907417 is a wasteful number, since it uses less digits than its factorization.

1493907417 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165989719 (or 165989716 counting only the distinct ones).

The product of its (nonzero) digits is 190512, while the sum is 45.

The square root of 1493907417 is about 38651.0985225517. The cubic root of 1493907417 is about 1143.1623024623.

The spelling of 1493907417 in words is "one billion, four hundred ninety-three million, nine hundred seven thousand, four hundred seventeen".