498513389 has 32 divisors (see below), whose sum is σ = 592064640. Its totient is φ = 414668800.

The previous prime is 498513377. The next prime is 498513391. The reversal of 498513389 is 983315894.

It is a cyclic number.

It is not a de Polignac number, because 498513389 - 2¹² = 498509293 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (498512389) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1773929 + ... + 1774209.

It is an arithmetic number, because the mean of its divisors is an integer number (18502020).

Almost surely, 2^498513389 is an apocalyptic number.

It is an amenable number.

498513389 is a deficient number, since it is larger than the sum of its proper divisors (93551251).

498513389 is a wasteful number, since it uses less digits than its factorization.

498513389 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 541.

The product of its digits is 933120, while the sum is 50.

The square root of 498513389 is about 22327.4133969880. The cubic root of 498513389 is about 792.9131291441.

The spelling of 498513389 in words is "four hundred ninety-eight million, five hundred thirteen thousand, three hundred eighty-nine".