1493407450 has 24 divisors (see below), whose sum is σ = 2783858652. Its totient is φ = 596046720.

The previous prime is 1493407387. The next prime is 1493407529. The reversal of 1493407450 is 547043941.

It can be written as a sum of positive squares in 6 ways, for example, as 1218079801 + 275327649 = 34901^2 + 16593^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9829 + ... + 55528.

Almost surely, 2^1493407450 is an apocalyptic number.

1493407450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1493407450 is a deficient number, since it is larger than the sum of its proper divisors (1290451202).

1493407450 is a wasteful number, since it uses less digits than its factorization.

1493407450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65826 (or 65821 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 37.

The square root of 1493407450 is about 38644.6302867552. The cubic root of 1493407450 is about 1143.0347606009.

The spelling of 1493407450 in words is "one billion, four hundred ninety-three million, four hundred seven thousand, four hundred fifty".