214772734 has 16 divisors (see below), whose sum is σ = 352066176. Its totient is φ = 97451800.

The previous prime is 214772717. The next prime is 214772737. The reversal of 214772734 is 437277412.

It is a super-2 number, since 2×214772734² = 92254654539669512, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 214772693 and 214772702.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214772737) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4599 + ... + 21229.

It is an arithmetic number, because the mean of its divisors is an integer number (22004136).

Almost surely, 2^214772734 is an apocalyptic number.

214772734 is a deficient number, since it is larger than the sum of its proper divisors (137293442).

214772734 is a wasteful number, since it uses less digits than its factorization.

214772734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17231.

The product of its digits is 65856, while the sum is 37.

The square root of 214772734 is about 14655.1265432954. The cubic root of 214772734 is about 598.8614835930.

The spelling of 214772734 in words is "two hundred fourteen million, seven hundred seventy-two thousand, seven hundred thirty-four".