67377434 has 4 divisors (see below), whose sum is σ = 101066154. Its totient is φ = 33688716.

The previous prime is 67377397. The next prime is 67377449. The reversal of 67377434 is 43477376.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 56175025 + 11202409 = 7495^2 + 3347^2 .

It is a super-2 number, since 2×67377434² = 9079437224848712, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 67377391 and 67377400.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16844357 + ... + 16844360.

Almost surely, 2^67377434 is an apocalyptic number.

67377434 is a deficient number, since it is larger than the sum of its proper divisors (33688720).

67377434 is a wasteful number, since it uses less digits than its factorization.

67377434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33688719.

The product of its digits is 296352, while the sum is 41.

The square root of 67377434 is about 8208.3758442216. The cubic root of 67377434 is about 406.9160522066.

The spelling of 67377434 in words is "sixty-seven million, three hundred seventy-seven thousand, four hundred thirty-four".