424212308 has 54 divisors (see below), whose sum is σ = 831909582. Its totient is φ = 189184320.

The previous prime is 424212287. The next prime is 424212311. The reversal of 424212308 is 803212424.

It can be written as a sum of positive squares in 3 ways, for example, as 8133904 + 416078404 = 2852^2 + 20398^2 .

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 649310 + ... + 649962.

It is an arithmetic number, because the mean of its divisors is an integer number (15405733).

Almost surely, 2^424212308 is an apocalyptic number.

It is an amenable number.

424212308 is a deficient number, since it is larger than the sum of its proper divisors (407697274).

424212308 is a wasteful number, since it uses less digits than its factorization.

424212308 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 745 (or 699 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 26.

The square root of 424212308 is about 20596.4149307592. The cubic root of 424212308 is about 751.3825213544.

The spelling of 424212308 in words is "four hundred twenty-four million, two hundred twelve thousand, three hundred eight".