4245542632 has 8 divisors (see below), whose sum is σ = 7960392450. Its totient is φ = 2122771312.

The previous prime is 4245542627. The next prime is 4245542663. The reversal of 4245542632 is 2362455424.

It can be written as a sum of positive squares in only one way, i.e., 3742258276 + 503284356 = 61174^2 + 22434^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 4245542591 and 4245542600.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 265346407 + ... + 265346422.

Almost surely, 2^4245542632 is an apocalyptic number.

It is an amenable number.

4245542632 is a deficient number, since it is larger than the sum of its proper divisors (3714849818).

4245542632 is a wasteful number, since it uses less digits than its factorization.

4245542632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 530692835 (or 530692831 counting only the distinct ones).

The product of its digits is 230400, while the sum is 37.

The square root of 4245542632 is about 65157.8286317155. The cubic root of 4245542632 is about 1619.2394224757.

The spelling of 4245542632 in words is "four billion, two hundred forty-five million, five hundred forty-two thousand, six hundred thirty-two".