145404602 has 16 divisors (see below), whose sum is σ = 253352832. Its totient is φ = 61294320.

The previous prime is 145404593. The next prime is 145404607. The reversal of 145404602 is 206404541.

145404602 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×145404602² = 42284996565556808, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (145404607) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84278 + ... + 85985.

It is an arithmetic number, because the mean of its divisors is an integer number (15834552).

Almost surely, 2^145404602 is an apocalyptic number.

145404602 is a deficient number, since it is larger than the sum of its proper divisors (107948230).

145404602 is a wasteful number, since it uses less digits than its factorization.

145404602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170333.

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 145404602 is about 12058.3830591004. The cubic root of 145404602 is about 525.8469799266.

The spelling of 145404602 in words is "one hundred forty-five million, four hundred four thousand, six hundred two".