72629434 has 8 divisors (see below), whose sum is σ = 108980928. Its totient is φ = 36302460.

The previous prime is 72629393. The next prime is 72629449. The reversal of 72629434 is 43492627.

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 = 72629393 and 72629402.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6399 + ... + 13645.

It is an arithmetic number, because the mean of its divisors is an integer number (13622616).

Almost surely, 2^72629434 is an apocalyptic number.

72629434 is a deficient number, since it is larger than the sum of its proper divisors (36351494).

72629434 is a wasteful number, since it uses less digits than its factorization.

72629434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12260.

The product of its digits is 72576, while the sum is 37.

The square root of 72629434 is about 8522.2904198343. The cubic root of 72629434 is about 417.2255411051.

The spelling of 72629434 in words is "seventy-two million, six hundred twenty-nine thousand, four hundred thirty-four".