992449425 has 96 divisors (see below), whose sum is σ = 1884450816. Its totient is φ = 456192000.

The previous prime is 992449411. The next prime is 992449427. The reversal of 992449425 is 524944299.

It is not a de Polignac number, because 992449425 - 2¹¹ = 992447377 is a prime.

It is a super-2 number, since 2×992449425² = 1969911722365661250, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (992449427) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3662040 + ... + 3662310.

It is an arithmetic number, because the mean of its divisors is an integer number (19629696).

Almost surely, 2^992449425 is an apocalyptic number.

It is an amenable number.

992449425 is a deficient number, since it is larger than the sum of its proper divisors (892001391).

992449425 is a wasteful number, since it uses less digits than its factorization.

992449425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 511 (or 506 counting only the distinct ones).

The product of its digits is 933120, while the sum is 48.

The square root of 992449425 is about 31503.1653171550. The cubic root of 992449425 is about 997.4767803842.

The spelling of 992449425 in words is "nine hundred ninety-two million, four hundred forty-nine thousand, four hundred twenty-five".