1825408898 has 16 divisors (see below), whose sum is σ = 2992702464. Its totient is φ = 831305280.

The previous prime is 1825408853. The next prime is 1825408901. The reversal of 1825408898 is 8988045281.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 864890 + ... + 866997.

It is an arithmetic number, because the mean of its divisors is an integer number (187043904).

Almost surely, 2^1825408898 is an apocalyptic number.

1825408898 is a deficient number, since it is larger than the sum of its proper divisors (1167293566).

1825408898 is a wasteful number, since it uses less digits than its factorization.

1825408898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1731937.

The product of its (nonzero) digits is 1474560, while the sum is 53.

The square root of 1825408898 is about 42724.8042476499. The cubic root of 1825408898 is about 1222.1374555972.

The spelling of 1825408898 in words is "one billion, eight hundred twenty-five million, four hundred eight thousand, eight hundred ninety-eight".