620462049 has 16 divisors (see below), whose sum is σ = 842368704. Its totient is φ = 406123200.

The previous prime is 620462041. The next prime is 620462083. The reversal of 620462049 is 940264026.

It is a happy number.

It is not a de Polignac number, because 620462049 - 2³ = 620462041 is a prime.

It is not an unprimeable number, because it can be changed into a prime (620462041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 109414 + ... + 114944.

It is an arithmetic number, because the mean of its divisors is an integer number (52648044).

Almost surely, 2^620462049 is an apocalyptic number.

It is an amenable number.

620462049 is a deficient number, since it is larger than the sum of its proper divisors (221906655).

620462049 is a wasteful number, since it uses less digits than its factorization.

620462049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6208.

The product of its (nonzero) digits is 20736, while the sum is 33.

The square root of 620462049 is about 24909.0756351977. The cubic root of 620462049 is about 852.9136683429.

The spelling of 620462049 in words is "six hundred twenty million, four hundred sixty-two thousand, forty-nine".