611434378 has 8 divisors (see below), whose sum is σ = 924153120. Its totient is φ = 303383340.

The previous prime is 611434339. The next prime is 611434379. The reversal of 611434378 is 873434116.

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

It is not an unprimeable number, because it can be changed into a prime (611434379) 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, 1166598 + ... + 1167121.

It is an arithmetic number, because the mean of its divisors is an integer number (115519140).

Almost surely, 2^611434378 is an apocalyptic number.

611434378 is a deficient number, since it is larger than the sum of its proper divisors (312718742).

611434378 is a wasteful number, since it uses less digits than its factorization.

611434378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2333852.

The product of its digits is 48384, while the sum is 37.

The square root of 611434378 is about 24727.1991539681. The cubic root of 611434378 is about 848.7568346010.

The spelling of 611434378 in words is "six hundred eleven million, four hundred thirty-four thousand, three hundred seventy-eight".