505347634 has 16 divisors (see below), whose sum is σ = 839277216. Its totient is φ = 226274400.

The previous prime is 505347631. The next prime is 505347637. The reversal of 505347634 is 436743505.

It is an interprime number because it is at equal distance from previous prime (505347631) and next prime (505347637).

It is a junction number, because it is equal to n+sod(n) for n = 505347593 and 505347602.

It is not an unprimeable number, because it can be changed into a prime (505347631) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 169947 + ... + 172894.

It is an arithmetic number, because the mean of its divisors is an integer number (52454826).

Almost surely, 2^505347634 is an apocalyptic number.

505347634 is a deficient number, since it is larger than the sum of its proper divisors (333929582).

505347634 is a wasteful number, since it uses less digits than its factorization.

505347634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 342921.

The product of its (nonzero) digits is 151200, while the sum is 37.

The square root of 505347634 is about 22479.9384785635. The cubic root of 505347634 is about 796.5201109550.

The spelling of 505347634 in words is "five hundred five million, three hundred forty-seven thousand, six hundred thirty-four".