151620022 has 8 divisors (see below), whose sum is σ = 227550456. Its totient is φ = 75769872.

The previous prime is 151620011. The next prime is 151620023. The reversal of 151620022 is 220026151.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (151620023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15103 + ... + 23050.

It is an arithmetic number, because the mean of its divisors is an integer number (28443807).

Almost surely, 2^151620022 is an apocalyptic number.

151620022 is a deficient number, since it is larger than the sum of its proper divisors (75930434).

151620022 is a wasteful number, since it uses less digits than its factorization.

151620022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40142.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 151620022 is about 12313.4082203101. The cubic root of 151620022 is about 533.2352508001.

Adding to 151620022 its reverse (220026151), we get a palindrome (371646173).

The spelling of 151620022 in words is "one hundred fifty-one million, six hundred twenty thousand, twenty-two".