4021652007 has 12 divisors (see below), whose sum is σ = 5847525424. Its totient is φ = 2663344800.

The previous prime is 4021652003. The next prime is 4021652017. The reversal of 4021652007 is 7002561204.

4021652007 is a `hidden beast` number, since 4 + 0 + 2 + 1 + 652 + 0 + 0 + 7 = 666.

It is not a de Polignac number, because 4021652007 - 2² = 4021652003 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4021652003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1478278 + ... + 1480995.

Almost surely, 2^4021652007 is an apocalyptic number.

4021652007 is a deficient number, since it is larger than the sum of its proper divisors (1825873417).

4021652007 is a wasteful number, since it uses less digits than its factorization.

4021652007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2959430 (or 2959427 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 4021652007 is about 63416.4963317905. The cubic root of 4021652007 is about 1590.2601010350.

The spelling of 4021652007 in words is "four billion, twenty-one million, six hundred fifty-two thousand, seven".