1463557494 has 32 divisors (see below), whose sum is σ = 3346407936. Its totient is φ = 418017600.

The previous prime is 1463557463. The next prime is 1463557541. The reversal of 1463557494 is 4947553641.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 240639 + ... + 246645.

It is an arithmetic number, because the mean of its divisors is an integer number (104575248).

Almost surely, 2^1463557494 is an apocalyptic number.

1463557494 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1463557494 is an abundant number, since it is smaller than the sum of its proper divisors (1882850442).

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

1463557494 is a wasteful number, since it uses less digits than its factorization.

1463557494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11820.

The product of its digits is 1814400, while the sum is 48.

The square root of 1463557494 is about 38256.4699626089. The cubic root of 1463557494 is about 1135.3678596992.

The spelling of 1463557494 in words is "one billion, four hundred sixty-three million, five hundred fifty-seven thousand, four hundred ninety-four".