620126672 has 20 divisors (see below), whose sum is σ = 1310722656. Its totient is φ = 281875680.

The previous prime is 620126669. The next prime is 620126701. The reversal of 620126672 is 276621026.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1761548 + ... + 1761899.

Almost surely, 2^620126672 is an apocalyptic number.

It is an amenable number.

620126672 is an abundant number, since it is smaller than the sum of its proper divisors (690595984).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

620126672 is a wasteful number, since it uses less digits than its factorization.

620126672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3523466 (or 3523460 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 620126672 is about 24902.3427010392. The cubic root of 620126672 is about 852.7599661237.

Adding to 620126672 its reverse (276621026), we get a palindrome (896747698).

The spelling of 620126672 in words is "six hundred twenty million, one hundred twenty-six thousand, six hundred seventy-two".