620403034 has 8 divisors (see below), whose sum is σ = 930712608. Its totient is φ = 310165500.

The previous prime is 620402987. The next prime is 620403053. The reversal of 620403034 is 430304026.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 620402996 and 620403014.

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, 17619 + ... + 39385.

It is an arithmetic number, because the mean of its divisors is an integer number (116339076).

Almost surely, 2^620403034 is an apocalyptic number.

620403034 is a deficient number, since it is larger than the sum of its proper divisors (310309574).

620403034 is a wasteful number, since it uses less digits than its factorization.

620403034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36020.

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 620403034 is about 24907.8909986374. The cubic root of 620403034 is about 852.8866259712.

The spelling of 620403034 in words is "six hundred twenty million, four hundred three thousand, thirty-four".