146402270 has 16 divisors (see below), whose sum is σ = 301170528. Its totient is φ = 50195040.

The previous prime is 146402251. The next prime is 146402279. The reversal of 146402270 is 72204641.

It is a super-2 number, since 2×146402270² = 42867249322305800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146402279) 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, 1045661 + ... + 1045800.

It is an arithmetic number, because the mean of its divisors is an integer number (18823158).

Almost surely, 2^146402270 is an apocalyptic number.

146402270 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

146402270 is an abundant number, since it is smaller than the sum of its proper divisors (154768258).

146402270 is a wasteful number, since it uses less digits than its factorization.

146402270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2091475.

The product of its (nonzero) digits is 2688, while the sum is 26.

The square root of 146402270 is about 12099.6805742962. The cubic root of 146402270 is about 527.0469084624.

The spelling of 146402270 in words is "one hundred forty-six million, four hundred two thousand, two hundred seventy".