619607242 has 8 divisors (see below), whose sum is σ = 929872800. Its totient is φ = 309649644.

The previous prime is 619607221. The next prime is 619607257. The reversal of 619607242 is 242706916.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71892 + ... + 80047.

It is an arithmetic number, because the mean of its divisors is an integer number (116234100).

Almost surely, 2^619607242 is an apocalyptic number.

619607242 is a deficient number, since it is larger than the sum of its proper divisors (310265558).

619607242 is a wasteful number, since it uses less digits than its factorization.

619607242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153980.

The product of its (nonzero) digits is 36288, while the sum is 37.

The square root of 619607242 is about 24891.9111761231. The cubic root of 619607242 is about 852.5218035777.

The spelling of 619607242 in words is "six hundred nineteen million, six hundred seven thousand, two hundred forty-two".