650421070 has 16 divisors (see below), whose sum is σ = 1260816480. Its totient is φ = 240155424.

The previous prime is 650421067. The next prime is 650421073. The reversal of 650421070 is 70124056.

It is an interprime number because it is at equal distance from previous prime (650421067) and next prime (650421073).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (650421073) 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, 2501490 + ... + 2501749.

It is an arithmetic number, because the mean of its divisors is an integer number (78801030).

Almost surely, 2^650421070 is an apocalyptic number.

650421070 is a deficient number, since it is larger than the sum of its proper divisors (610395410).

650421070 is a wasteful number, since it uses less digits than its factorization.

650421070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5003259.

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 650421070 is about 25503.3540931384. The cubic root of 650421070 is about 866.4261148626.

The spelling of 650421070 in words is "six hundred fifty million, four hundred twenty-one thousand, seventy".