672295412 has 12 divisors (see below), whose sum is σ = 1177317540. Its totient is φ = 335918976.

The previous prime is 672295397. The next prime is 672295417. The reversal of 672295412 is 214592276.

672295412 = T₁₀₃ + T₁₀₄ + ... + T₁₅₉₁.

It can be written as a sum of positive squares in 2 ways, for example, as 72829156 + 599466256 = 8534^2 + 24484^2 .

It is a super-2 number, since 2×672295412² = 903962241992499488, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (672295417) by changing a digit.

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, 50483 + ... + 62394.

It is an arithmetic number, because the mean of its divisors is an integer number (98109795).

Almost surely, 2^672295412 is an apocalyptic number.

It is an amenable number.

672295412 is a deficient number, since it is larger than the sum of its proper divisors (505022128).

672295412 is a wasteful number, since it uses less digits than its factorization.

672295412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114370 (or 114368 counting only the distinct ones).

The product of its digits is 60480, while the sum is 38.

The square root of 672295412 is about 25928.6600502224. The cubic root of 672295412 is about 876.0321586298.

The spelling of 672295412 in words is "six hundred seventy-two million, two hundred ninety-five thousand, four hundred twelve".