1408520494 has 8 divisors (see below), whose sum is σ = 2112964560. Its totient is φ = 704198976.

The previous prime is 1408520489. The next prime is 1408520549. The reversal of 1408520494 is 4940258041.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7687 + ... + 53629.

It is an arithmetic number, because the mean of its divisors is an integer number (264120570).

Almost surely, 2^1408520494 is an apocalyptic number.

1408520494 is a deficient number, since it is larger than the sum of its proper divisors (704444066).

1408520494 is a wasteful number, since it uses less digits than its factorization.

1408520494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61274.

The product of its (nonzero) digits is 46080, while the sum is 37.

The square root of 1408520494 is about 37530.2610435899. The cubic root of 1408520494 is about 1120.9538255370.

The spelling of 1408520494 in words is "one billion, four hundred eight million, five hundred twenty thousand, four hundred ninety-four".