152021462 has 4 divisors (see below), whose sum is σ = 228032196. Its totient is φ = 76010730.

The previous prime is 152021449. The next prime is 152021477. The reversal of 152021462 is 264120251.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 264120251 = 14771 ⋅17881.

It is a super-2 number, since 2×152021462² = 46221049817234888, which contains 22 as substring.

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, 38005364 + ... + 38005367.

It is an arithmetic number, because the mean of its divisors is an integer number (57008049).

Almost surely, 2^152021462 is an apocalyptic number.

152021462 is a deficient number, since it is larger than the sum of its proper divisors (76010734).

152021462 is an equidigital number, since it uses as much as digits as its factorization.

152021462 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76010733.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 152021462 is about 12329.6983742507. The cubic root of 152021462 is about 533.7054466483.

The spelling of 152021462 in words is "one hundred fifty-two million, twenty-one thousand, four hundred sixty-two".