1493474590 has 32 divisors (see below), whose sum is σ = 2743931520. Its totient is φ = 585100800.

The previous prime is 1493474483. The next prime is 1493474597. The reversal of 1493474590 is 954743941.

It is a self number, because there is not a number n which added to its sum of digits gives 1493474590.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1493474597) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 141931 + ... + 152089.

It is an arithmetic number, because the mean of its divisors is an integer number (85747860).

Almost surely, 2^1493474590 is an apocalyptic number.

1493474590 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1493474590 is a deficient number, since it is larger than the sum of its proper divisors (1250456930).

1493474590 is a wasteful number, since it uses less digits than its factorization.

1493474590 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10468.

The product of its (nonzero) digits is 544320, while the sum is 46.

The square root of 1493474590 is about 38645.4989617161. The cubic root of 1493474590 is about 1143.0518897069.

The spelling of 1493474590 in words is "one billion, four hundred ninety-three million, four hundred seventy-four thousand, five hundred ninety".