4245631394 has 8 divisors (see below), whose sum is σ = 6396502608. Its totient is φ = 2113463860.

The previous prime is 4245631393. The next prime is 4245631399. The reversal of 4245631394 is 4931365424.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (4245631393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4675352 + ... + 4676259.

It is an arithmetic number, because the mean of its divisors is an integer number (799562826).

Almost surely, 2^4245631394 is an apocalyptic number.

4245631394 is a deficient number, since it is larger than the sum of its proper divisors (2150871214).

4245631394 is a wasteful number, since it uses less digits than its factorization.

4245631394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9351840.

The product of its digits is 311040, while the sum is 41.

The square root of 4245631394 is about 65158.5097588949. The cubic root of 4245631394 is about 1619.2507069326.

The spelling of 4245631394 in words is "four billion, two hundred forty-five million, six hundred thirty-one thousand, three hundred ninety-four".