1494408016 has 40 divisors (see below), whose sum is σ = 2986137000. Its totient is φ = 724039680.

The previous prime is 1494408011. The next prime is 1494408029. The reversal of 1494408016 is 6108044941.

It can be written as a sum of positive squares in 4 ways, for example, as 2903616 + 1491504400 = 1704^2 + 38620^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1494408011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90100 + ... + 105388.

It is an arithmetic number, because the mean of its divisors is an integer number (74653425).

Almost surely, 2^1494408016 is an apocalyptic number.

1494408016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1494408016 is a deficient number, since it is larger than the sum of its proper divisors (1491728984).

1494408016 is a wasteful number, since it uses less digits than its factorization.

1494408016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15487 (or 15481 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 37.

The square root of 1494408016 is about 38657.5738504113. The cubic root of 1494408016 is about 1143.2899770401.

It can be divided in two parts, 149 and 4408016, that multiplied together give a square (656794384 = 25628²).

The spelling of 1494408016 in words is "one billion, four hundred ninety-four million, four hundred eight thousand, sixteen".