614221434 has 32 divisors (see below), whose sum is σ = 1366032000. Its totient is φ = 204576192.

The previous prime is 614221411. The next prime is 614221453. The reversal of 614221434 is 434122416.

It is a happy number.

614221434 is a `hidden beast` number, since 6 + 1 + 4 + 221 + 434 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 614221398 and 614221407.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 76587 + ... + 84225.

It is an arithmetic number, because the mean of its divisors is an integer number (42688500).

Almost surely, 2^614221434 is an apocalyptic number.

614221434 is an abundant number, since it is smaller than the sum of its proper divisors (751810566).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

614221434 is a wasteful number, since it uses less digits than its factorization.

614221434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9139 (or 9133 counting only the distinct ones).

The product of its digits is 4608, while the sum is 27.

The square root of 614221434 is about 24783.4911584304. The cubic root of 614221434 is about 850.0444885596.

The spelling of 614221434 in words is "six hundred fourteen million, two hundred twenty-one thousand, four hundred thirty-four".