825554970 has 32 divisors (see below), whose sum is σ = 2201480640. Its totient is φ = 220147920.

The previous prime is 825554929. The next prime is 825554971. The reversal of 825554970 is 79455528.

825554970 is a `hidden beast` number, since 8 + 2 + 5 + 554 + 97 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (825554971) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1528536 + ... + 1529075.

It is an arithmetic number, because the mean of its divisors is an integer number (68796270).

Almost surely, 2^825554970 is an apocalyptic number.

825554970 is an abundant number, since it is smaller than the sum of its proper divisors (1375925670).

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

825554970 is a wasteful number, since it uses less digits than its factorization.

825554970 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3057627 (or 3057621 counting only the distinct ones).

The product of its (nonzero) digits is 504000, while the sum is 45.

The square root of 825554970 is about 28732.4723962279. The cubic root of 825554970 is about 938.0989836184.

The spelling of 825554970 in words is "eight hundred twenty-five million, five hundred fifty-four thousand, nine hundred seventy".