619090942 has 8 divisors (see below), whose sum is σ = 939070800. Its totient is φ = 306067344.

The previous prime is 619090907. The next prime is 619090951. The reversal of 619090942 is 249090916.

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

It is a junction number, because it is equal to n+sod(n) for n = 619090895 and 619090904.

It is a congruent number.

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, 1738842 + ... + 1739197.

It is an arithmetic number, because the mean of its divisors is an integer number (117383850).

Almost surely, 2^619090942 is an apocalyptic number.

619090942 is a deficient number, since it is larger than the sum of its proper divisors (319979858).

619090942 is a wasteful number, since it uses less digits than its factorization.

619090942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3478130.

The product of its (nonzero) digits is 34992, while the sum is 40.

The square root of 619090942 is about 24881.5381759247. The cubic root of 619090942 is about 852.2849442199.

The spelling of 619090942 in words is "six hundred nineteen million, ninety thousand, nine hundred forty-two".