536621554 has 16 divisors (see below), whose sum is σ = 928856448. Its totient is φ = 227747232.

The previous prime is 536621551. The next prime is 536621573. The reversal of 536621554 is 455126635.

It is not an unprimeable number, because it can be changed into a prime (536621551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 184627 + ... + 187510.

It is an arithmetic number, because the mean of its divisors is an integer number (58053528).

Almost surely, 2^536621554 is an apocalyptic number.

536621554 is a deficient number, since it is larger than the sum of its proper divisors (392234894).

536621554 is a wasteful number, since it uses less digits than its factorization.

536621554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 372249.

The product of its digits is 108000, while the sum is 37.

The square root of 536621554 is about 23165.0934381884. The cubic root of 536621554 is about 812.6234877870.

The spelling of 536621554 in words is "five hundred thirty-six million, six hundred twenty-one thousand, five hundred fifty-four".