72273435 has 32 divisors (see below), whose sum is σ = 131093760. Its totient is φ = 33706368.

The previous prime is 72273403. The next prime is 72273457. The reversal of 72273435 is 53437227.

It is not a de Polignac number, because 72273435 - 2⁵ = 72273403 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 72273396 and 72273405.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6049 + ... + 13458.

It is an arithmetic number, because the mean of its divisors is an integer number (4096680).

Almost surely, 2^72273435 is an apocalyptic number.

72273435 is a deficient number, since it is larger than the sum of its proper divisors (58820325).

72273435 is a wasteful number, since it uses less digits than its factorization.

72273435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19547.

The product of its digits is 35280, while the sum is 33.

The square root of 72273435 is about 8501.3784176450. The cubic root of 72273435 is about 416.5427361204.

The spelling of 72273435 in words is "seventy-two million, two hundred seventy-three thousand, four hundred thirty-five".