613220435 has 4 divisors (see below), whose sum is σ = 735864528. Its totient is φ = 490576344.

The previous prime is 613220431. The next prime is 613220437. The reversal of 613220435 is 534022316.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 613220435 - 2² = 613220431 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (613220431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61322039 + ... + 61322048.

It is an arithmetic number, because the mean of its divisors is an integer number (183966132).

Almost surely, 2^613220435 is an apocalyptic number.

613220435 is a deficient number, since it is larger than the sum of its proper divisors (122644093).

613220435 is a wasteful number, since it uses less digits than its factorization.

613220435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122644092.

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 613220435 is about 24763.2880490455. The cubic root of 613220435 is about 849.5824639054.

The spelling of 613220435 in words is "six hundred thirteen million, two hundred twenty thousand, four hundred thirty-five".