4351642025 has 12 divisors (see below), whose sum is σ = 5401987584. Its totient is φ = 3477474000.

The previous prime is 4351642007. The next prime is 4351642037. The reversal of 4351642025 is 5202461534.

It is not a de Polignac number, because 4351642025 - 2⁶ = 4351641961 is a prime.

It is a super-2 number, since 2×4351642025² = 37873576627492201250, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4351641982 and 4351642000.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 72761 + ... + 118310.

It is an arithmetic number, because the mean of its divisors is an integer number (450165632).

Almost surely, 2^4351642025 is an apocalyptic number.

It is an amenable number.

4351642025 is a deficient number, since it is larger than the sum of its proper divisors (1050345559).

4351642025 is a wasteful number, since it uses less digits than its factorization.

4351642025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191992 (or 191987 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 32.

The square root of 4351642025 is about 65966.9767762628. The cubic root of 4351642025 is about 1632.6172745124.

The spelling of 4351642025 in words is "four billion, three hundred fifty-one million, six hundred forty-two thousand, twenty-five".