620361466 has 4 divisors (see below), whose sum is σ = 930542202. Its totient is φ = 310180732.

The previous prime is 620361439. The next prime is 620361527. The reversal of 620361466 is 664163026.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 664163026 = 2 ⋅332081513.

It can be written as a sum of positive squares in only one way, i.e., 348606241 + 271755225 = 18671^2 + 16485^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 155090365 + ... + 155090368.

Almost surely, 2^620361466 is an apocalyptic number.

620361466 is a deficient number, since it is larger than the sum of its proper divisors (310180736).

620361466 is a wasteful number, since it uses less digits than its factorization.

620361466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 310180735.

The product of its (nonzero) digits is 31104, while the sum is 34.

The square root of 620361466 is about 24907.0565503032. The cubic root of 620361466 is about 852.8675772877.

The spelling of 620361466 in words is "six hundred twenty million, three hundred sixty-one thousand, four hundred sixty-six".