72676378 has 16 divisors (see below), whose sum is σ = 112975560. Its totient is φ = 35022400.

The previous prime is 72676363. The next prime is 72676393. The reversal of 72676378 is 87367627.

It is an interprime number because it is at equal distance from previous prime (72676363) and next prime (72676393).

It can be written as a sum of positive squares in 4 ways, for example, as 72471169 + 205209 = 8513^2 + 453^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60948 + ... + 62128.

Almost surely, 2^72676378 is an apocalyptic number.

72676378 is a deficient number, since it is larger than the sum of its proper divisors (40299182).

72676378 is a wasteful number, since it uses less digits than its factorization.

72676378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2273.

The product of its digits is 592704, while the sum is 46.

The square root of 72676378 is about 8525.0441641085. The cubic root of 72676378 is about 417.3154129215.

The spelling of 72676378 in words is "seventy-two million, six hundred seventy-six thousand, three hundred seventy-eight".