34020462 has 32 divisors (see below), whose sum is σ = 79084800. Its totient is φ = 9554688.

The previous prime is 34020457. The next prime is 34020463. The reversal of 34020462 is 26402043.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34020463) 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, 4387 + ... + 9342.

It is an arithmetic number, because the mean of its divisors is an integer number (2471400).

Almost surely, 2^34020462 is an apocalyptic number.

34020462 is an abundant number, since it is smaller than the sum of its proper divisors (45064338).

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

34020462 is a wasteful number, since it uses less digits than its factorization.

34020462 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13800.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 34020462 is about 5832.7062329591. The cubic root of 34020462 is about 324.0261562484.

It can be divided in two parts, 340 and 20462, that added together give a palindrome (20802).

The spelling of 34020462 in words is "thirty-four million, twenty thousand, four hundred sixty-two".