1625033394 has 32 divisors (see below), whose sum is σ = 3612530880. Its totient is φ = 541476000.

The previous prime is 1625033393. The next prime is 1625033407. The reversal of 1625033394 is 4933305261.

It is a happy number.

1625033394 is a `hidden beast` number, since 1 + 62 + 503 + 3 + 3 + 94 = 666.

It is not an unprimeable number, because it can be changed into a prime (1625033393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 236974 + ... + 243734.

It is an arithmetic number, because the mean of its divisors is an integer number (112891590).

Almost surely, 2^1625033394 is an apocalyptic number.

1625033394 is an abundant number, since it is smaller than the sum of its proper divisors (1987497486).

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

1625033394 is a wasteful number, since it uses less digits than its factorization.

1625033394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11223 (or 11217 counting only the distinct ones).

The product of its (nonzero) digits is 58320, while the sum is 36.

The square root of 1625033394 is about 40311.7029409575. The cubic root of 1625033394 is about 1175.6753971868.

The spelling of 1625033394 in words is "one billion, six hundred twenty-five million, thirty-three thousand, three hundred ninety-four".