155462265 has 24 divisors (see below), whose sum is σ = 307963968. Its totient is φ = 71068320.

The previous prime is 155462261. The next prime is 155462291. The reversal of 155462265 is 562264551.

It is not a de Polignac number, because 155462265 - 2² = 155462261 is a prime.

It is not an unprimeable number, because it can be changed into a prime (155462261) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 246451 + ... + 247080.

It is an arithmetic number, because the mean of its divisors is an integer number (12831832).

Almost surely, 2^155462265 is an apocalyptic number.

155462265 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

155462265 is a deficient number, since it is larger than the sum of its proper divisors (152501703).

155462265 is a wasteful number, since it uses less digits than its factorization.

155462265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 493549 (or 493546 counting only the distinct ones).

The product of its digits is 72000, while the sum is 36.

The square root of 155462265 is about 12468.4507858835. The cubic root of 155462265 is about 537.7020145645.

The spelling of 155462265 in words is "one hundred fifty-five million, four hundred sixty-two thousand, two hundred sixty-five".