146020436 has 6 divisors (see below), whose sum is σ = 255535770. Its totient is φ = 73010216.

The previous prime is 146020421. The next prime is 146020451. The reversal of 146020436 is 634020641.

It is an interprime number because it is at equal distance from previous prime (146020421) and next prime (146020451).

It can be written as a sum of positive squares in only one way, i.e., 141372100 + 4648336 = 11890^2 + 2156^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18252551 + ... + 18252558.

It is an arithmetic number, because the mean of its divisors is an integer number (42589295).

Almost surely, 2^146020436 is an apocalyptic number.

It is an amenable number.

146020436 is a deficient number, since it is larger than the sum of its proper divisors (109515334).

146020436 is a wasteful number, since it uses less digits than its factorization.

146020436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36505113 (or 36505111 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 146020436 is about 12083.8915917017. The cubic root of 146020436 is about 526.5883098368.

The spelling of 146020436 in words is "one hundred forty-six million, twenty thousand, four hundred thirty-six".