620627396 has 6 divisors (see below), whose sum is σ = 1086097950. Its totient is φ = 310313696.

The previous prime is 620627393. The next prime is 620627411. The reversal of 620627396 is 693726026.

It can be written as a sum of positive squares in only one way, i.e., 579846400 + 40780996 = 24080^2 + 6386^2 .

It is not an unprimeable number, because it can be changed into a prime (620627393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77578421 + ... + 77578428.

It is an arithmetic number, because the mean of its divisors is an integer number (181016325).

Almost surely, 2^620627396 is an apocalyptic number.

It is an amenable number.

620627396 is a deficient number, since it is larger than the sum of its proper divisors (465470554).

620627396 is a wasteful number, since it uses less digits than its factorization.

620627396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155156853 (or 155156851 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 41.

The square root of 620627396 is about 24912.3944252655. The cubic root of 620627396 is about 852.9894259664.

The spelling of 620627396 in words is "six hundred twenty million, six hundred twenty-seven thousand, three hundred ninety-six".