514721406 has 16 divisors (see below), whose sum is σ = 1064941200. Its totient is φ = 165657408.

The previous prime is 514721371. The next prime is 514721407. The reversal of 514721406 is 604127415.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (514721407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1478911 + ... + 1479258.

It is an arithmetic number, because the mean of its divisors is an integer number (66558825).

Almost surely, 2^514721406 is an apocalyptic number.

514721406 is an abundant number, since it is smaller than the sum of its proper divisors (550219794).

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

514721406 is a wasteful number, since it uses less digits than its factorization.

514721406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2958203.

The product of its (nonzero) digits is 6720, while the sum is 30.

The square root of 514721406 is about 22687.4724462643. The cubic root of 514721406 is about 801.4148950730.

The spelling of 514721406 in words is "five hundred fourteen million, seven hundred twenty-one thousand, four hundred six".